]> git.saurik.com Git - wxWidgets.git/blobdiff - aclocal.m4
trials for proper synchronizing between different contexts on the same window
[wxWidgets.git] / aclocal.m4
index 72127bdfb2d5ea783cc33ff9f7afa2f536e1392b..e1a2a8af6541a343a2c96183ac1ff950a19b14b5 100644 (file)
@@ -21,6 +21,77 @@ dnl
 dnl Version: $Id$
 dnl ---------------------------------------------------------------------------
 
+dnl ===========================================================================
+dnl macros to detect specialty compiler options
+dnl ===========================================================================
+
+dnl Figure out if we need to pass -ext o to compiler (MetroWerks)
+AC_DEFUN([AC_WX_METROWERKS_EXTO],
+[AC_CACHE_CHECK([if the _AC_LANG compiler requires -ext o], wx_cv_[]_AC_LANG_ABBREV[]_exto,
+dnl First create an empty conf test
+[AC_LANG_CONFTEST([AC_LANG_PROGRAM()])
+dnl Now remove .o and .c.o or .cc.o
+rm -f conftest.$ac_objext conftest.$ac_ext.o
+dnl Now compile the test
+AS_IF([AC_TRY_EVAL(ac_compile)],
+dnl If the test succeeded look for conftest.c.o or conftest.cc.o
+[for ac_file in `(ls conftest.* 2>/dev/null)`; do
+    case $ac_file in
+        conftest.$ac_ext.o)
+            wx_cv_[]_AC_LANG_ABBREV[]_exto="-ext o"
+            ;;
+        *)
+            ;;
+    esac
+done],
+[AC_MSG_FAILURE([cannot figure out if compiler needs -ext o: cannot compile])
+]) dnl AS_IF
+
+rm -f conftest.$ac_ext.o conftest.$ac_objext conftest.$ac_ext
+]) dnl AC_CACHE_CHECK
+
+if test "x$wx_cv_[]_AC_LANG_ABBREV[]_exto" '!=' "x"; then
+    if test "[]_AC_LANG_ABBREV[]" = "c"; then
+        CFLAGS="$wx_cv_[]_AC_LANG_ABBREV[]_exto $CFLAGS"
+    fi
+    if test "[]_AC_LANG_ABBREV[]" = "cxx"; then
+        CXXFLAGS="$wx_cv_[]_AC_LANG_ABBREV[]_exto $CXXFLAGS"
+    fi
+fi
+]) dnl AC_DEFUN
+
+
+dnl Based on autoconf _AC_LANG_COMPILER_GNU
+AC_DEFUN([_AC_WX_LANG_COMPILER_XLC],
+[AC_CACHE_CHECK([whether we are using the IBM xlC _AC_LANG compiler],
+    [wx_cv_[]_AC_LANG_ABBREV[]_compiler_xlc],
+    [AC_TRY_COMPILE([],[#ifndef __xlC__
+       choke me
+#endif
+],
+        [wx_compiler_xlc=yes],
+        [wx_compiler_xlc=no])
+    wx_cv_[]_AC_LANG_ABBREV[]_compiler_xlc=$wx_compiler_xlc
+    ])
+])
+
+dnl Loosely based on autoconf AC_PROG_CC
+AC_DEFUN([AC_WX_PROG_XLCC],
+[AC_LANG_PUSH(C)
+_AC_WX_LANG_COMPILER_XLC
+XLCC=`test $wx_compiler_xlc = yes && echo yes`
+AC_LANG_POP(C)
+])
+
+dnl Loosely based on autoconf AC_PROG_CXX
+AC_DEFUN([AC_WX_PROG_XLCXX],
+[AC_LANG_PUSH(C++)
+_AC_WX_LANG_COMPILER_XLC
+XLCXX=`test $wx_compiler_xlc = yes && echo yes`
+AC_LANG_POP(C++)
+])
+
+
 dnl ===========================================================================
 dnl macros to find the a file in the list of include/lib paths
 dnl ===========================================================================
@@ -648,1310 +719,718 @@ if test "$ac_cv_cxx_static_cast" = yes; then
 fi
 ])
 
-# Configure paths for GTK+
-# Owen Taylor     1997-2001
+dnl ---------------------------------------------------------------------------
+dnl Support macros for makefiles generated by BAKEFILE.
+dnl ---------------------------------------------------------------------------
 
-dnl AM_PATH_GTK_2_0([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, MODULES]]]])
-dnl Test for GTK+, and define GTK_CFLAGS and GTK_LIBS, if gthread is specified in MODULES, 
-dnl pass to pkg-config
-dnl
-AC_DEFUN([AM_PATH_GTK_2_0],
-[dnl 
-dnl Get the cflags and libraries from pkg-config
-dnl
-AC_ARG_ENABLE(gtktest, [  --disable-gtktest       do not try to compile and run a test GTK+ program],
-                   , enable_gtktest=yes)
+dnl Lots of compiler & linker detection code contained here was taken from
+dnl wxWindows configure.in script (see http://www.wxwindows.org)
 
-  pkg_config_args=gtk+-2.0
-  for module in . $4
-  do
-      case "$module" in
-         gthread) 
-             pkg_config_args="$pkg_config_args gthread-2.0"
-         ;;
-      esac
-  done
+dnl Based on autoconf _AC_LANG_COMPILER_GNU
+AC_DEFUN([_AC_BAKEFILE_LANG_COMPILER_MWERKS],
+[AC_CACHE_CHECK([whether we are using the Metrowerks _AC_LANG compiler],
+    [bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_mwerks],
+    [AC_TRY_COMPILE([],[#ifndef __MWERKS__
+       choke me
+#endif
+],
+        [bakefile_compiler_mwerks=yes],
+        [bakefile_compiler_mwerks=no])
+    bakefile_cv_[]_AC_LANG_ABBREV[]_compiler_mwerks=$bakefile_compiler_mwerks
+    ])
+])
 
-  no_gtk=""
+dnl Loosely based on autoconf AC_PROG_CC
+dnl TODO: Maybe this should wrap the call to AC_PROG_CC and be used instead.
+AC_DEFUN([AC_BAKEFILE_PROG_MWCC],
+[AC_LANG_PUSH(C)
+_AC_BAKEFILE_LANG_COMPILER_MWERKS
+MWCC=`test $bakefile_compiler_mwerks = yes && echo yes`
+AC_LANG_POP(C)
+])
 
-  AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
+dnl Loosely based on autoconf AC_PROG_CXX
+dnl TODO: Maybe this should wrap the call to AC_PROG_CXX and be used instead.
+AC_DEFUN([AC_BAKEFILE_PROG_MWCXX],
+[AC_LANG_PUSH(C++)
+_AC_BAKEFILE_LANG_COMPILER_MWERKS
+MWCXX=`test $bakefile_compiler_mwerks = yes && echo yes`
+AC_LANG_POP(C++)
+])
 
-  if test x$PKG_CONFIG != xno ; then
-    if pkg-config --atleast-pkgconfig-version 0.7 ; then
-      :
+dnl ---------------------------------------------------------------------------
+dnl AC_BAKEFILE_GNUMAKE
+dnl
+dnl Detects GNU make
+dnl ---------------------------------------------------------------------------
+
+AC_DEFUN([AC_BAKEFILE_GNUMAKE],
+[
+    dnl does make support "-include" (only GNU make does AFAIK)?
+    AC_CACHE_CHECK([if make is GNU make], bakefile_cv_prog_makeisgnu,
+    [
+        if ( ${SHELL-sh} -c "${MAKE-make} --version" 2> /dev/null |
+                egrep -s GNU > /dev/null); then
+            bakefile_cv_prog_makeisgnu="yes"
+        else
+            bakefile_cv_prog_makeisgnu="no"
+        fi
+    ])
+
+    if test "x$bakefile_cv_prog_makeisgnu" = "xyes"; then
+        IF_GNU_MAKE=""
     else
-      echo "*** pkg-config too old; version 0.7 or better required."
-      no_gtk=yes
-      PKG_CONFIG=no
+        IF_GNU_MAKE="#"
     fi
-  else
-    no_gtk=yes
-  fi
+    AC_SUBST(IF_GNU_MAKE)
+])
 
-  min_gtk_version=ifelse([$1], ,2.0.0,$1)
-  AC_MSG_CHECKING(for GTK+ - version >= $min_gtk_version)
+dnl ---------------------------------------------------------------------------
+dnl AC_BAKEFILE_PLATFORM
+dnl
+dnl Detects platform and sets PLATFORM_XXX variables accordingly
+dnl ---------------------------------------------------------------------------
 
-  if test x$PKG_CONFIG != xno ; then
-    ## don't try to run the test against uninstalled libtool libs
-    if $PKG_CONFIG --uninstalled $pkg_config_args; then
-         echo "Will use uninstalled version of GTK+ found in PKG_CONFIG_PATH"
-         enable_gtktest=no
-    fi
+AC_DEFUN([AC_BAKEFILE_PLATFORM],
+[
+    PLATFORM_UNIX=0
+    PLATFORM_WIN32=0
+    PLATFORM_MSDOS=0
+    PLATFORM_MAC=0
+    PLATFORM_MACOS=0
+    PLATFORM_MACOSX=0
+    PLATFORM_OS2=0
+    PLATFORM_BEOS=0
 
-    if $PKG_CONFIG --atleast-version $min_gtk_version $pkg_config_args; then
-         :
+    if test "x$BAKEFILE_FORCE_PLATFORM" = "x"; then 
+        case "${BAKEFILE_HOST}" in
+            *-*-cygwin* | *-*-mingw32* )
+                PLATFORM_WIN32=1
+            ;;
+            *-pc-msdosdjgpp )
+                PLATFORM_MSDOS=1
+            ;;
+            *-pc-os2_emx | *-pc-os2-emx )
+                PLATFORM_OS2=1
+            ;;
+            powerpc-*-darwin* )
+                PLATFORM_MAC=1
+                PLATFORM_MACOSX=1
+            ;; 
+            *-*-beos* )
+                PLATFORM_BEOS=1
+            ;;
+            powerpc-apple-macos* )
+                PLATFORM_MAC=1
+                PLATFORM_MACOS=1
+            ;;
+            * )
+                PLATFORM_UNIX=1
+            ;;
+        esac
     else
-         no_gtk=yes
+        case "$BAKEFILE_FORCE_PLATFORM" in
+            win32 )
+                PLATFORM_WIN32=1
+            ;;
+            msdos )
+                PLATFORM_MSDOS=1
+            ;;
+            os2 )
+                PLATFORM_OS2=1
+            ;;
+            darwin )
+                PLATFORM_MAC=1
+                PLATFORM_MACOSX=1
+            ;;
+            unix )
+                PLATFORM_UNIX=1
+            ;;
+            beos )
+                PLATFORM_BEOS=1
+            ;;
+            * )
+                AC_MSG_ERROR([Unknown platform: $BAKEFILE_FORCE_PLATFORM])
+            ;;
+        esac
     fi
-  fi
 
-  if test x"$no_gtk" = x ; then
-    GTK_CFLAGS=`$PKG_CONFIG $pkg_config_args --cflags`
-    GTK_LIBS=`$PKG_CONFIG $pkg_config_args --libs`
-    gtk_config_major_version=`$PKG_CONFIG --modversion gtk+-2.0 | \
-           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
-    gtk_config_minor_version=`$PKG_CONFIG --modversion gtk+-2.0 | \
-           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
-    gtk_config_micro_version=`$PKG_CONFIG --modversion gtk+-2.0 | \
-           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
-    if test "x$enable_gtktest" = "xyes" ; then
-      ac_save_CFLAGS="$CFLAGS"
-      ac_save_LIBS="$LIBS"
-      CFLAGS="$CFLAGS $GTK_CFLAGS"
-      LIBS="$GTK_LIBS $LIBS"
-dnl
-dnl Now check if the installed GTK+ is sufficiently new. (Also sanity
-dnl checks the results of pkg-config to some extent)
+    AC_SUBST(PLATFORM_UNIX)
+    AC_SUBST(PLATFORM_WIN32)
+    AC_SUBST(PLATFORM_MSDOS)
+    AC_SUBST(PLATFORM_MAC)
+    AC_SUBST(PLATFORM_MACOS)
+    AC_SUBST(PLATFORM_MACOSX)
+    AC_SUBST(PLATFORM_OS2)
+    AC_SUBST(PLATFORM_BEOS)
+])
+
+
+dnl ---------------------------------------------------------------------------
+dnl AC_BAKEFILE_PLATFORM_SPECIFICS
 dnl
-      rm -f conf.gtktest
-      AC_TRY_RUN([
-#include <gtk/gtk.h>
-#include <stdio.h>
-#include <stdlib.h>
+dnl Sets misc platform-specific settings
+dnl ---------------------------------------------------------------------------
 
-int 
-main ()
-{
-  int major, minor, micro;
-  char *tmp_version;
+AC_DEFUN([AC_BAKEFILE_PLATFORM_SPECIFICS],
+[
+    AC_ARG_ENABLE([omf], AS_HELP_STRING([--enable-omf],
+                                        [use OMF object format (OS/2)]),
+                  [bk_os2_use_omf="$enableval"])
+    
+    case "${BAKEFILE_HOST}" in
+      *-*-darwin* )
+        dnl For Unix to MacOS X porting instructions, see:
+        dnl http://fink.sourceforge.net/doc/porting/porting.html
+        CFLAGS="$CFLAGS -fno-common"
+        CXXFLAGS="$CXXFLAGS -fno-common"
+        ;;
 
-  system ("touch conf.gtktest");
+      *-pc-os2_emx | *-pc-os2-emx )
+        if test "x$bk_os2_use_omf" = "xyes" ; then
+            AR=emxomfar
+            RANLIB=:
+            LDFLAGS="-Zomf $LDFLAGS"
+            CFLAGS="-Zomf $CFLAGS"
+            CXXFLAGS="-Zomf $CXXFLAGS"
+            OS2_LIBEXT="lib"
+        else
+            OS2_LIBEXT="a"
+        fi
+        ;;
+      
+      i*86-*-beos* )
+        LDFLAGS="-L/boot/develop/lib/x86 $LDFLAGS"
+        ;;
+    esac
+])
 
-  /* HP/UX 9 (%@#!) writes to sscanf strings */
-  tmp_version = g_strdup("$min_gtk_version");
-  if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, &micro) != 3) {
-     printf("%s, bad version string\n", "$min_gtk_version");
-     exit(1);
-   }
+dnl ---------------------------------------------------------------------------
+dnl AC_BAKEFILE_SUFFIXES
+dnl
+dnl Detects shared various suffixes for shared libraries, libraries, programs,
+dnl plugins etc.
+dnl ---------------------------------------------------------------------------
 
-  if ((gtk_major_version != $gtk_config_major_version) ||
-      (gtk_minor_version != $gtk_config_minor_version) ||
-      (gtk_micro_version != $gtk_config_micro_version))
-    {
-      printf("\n*** 'pkg-config --modversion gtk+-2.0' returned %d.%d.%d, but GTK+ (%d.%d.%d)\n", 
-             $gtk_config_major_version, $gtk_config_minor_version, $gtk_config_micro_version,
-             gtk_major_version, gtk_minor_version, gtk_micro_version);
-      printf ("*** was found! If pkg-config was correct, then it is best\n");
-      printf ("*** to remove the old version of GTK+. You may also be able to fix the error\n");
-      printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n");
-      printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
-      printf("*** required on your system.\n");
-      printf("*** If pkg-config was wrong, set the environment variable PKG_CONFIG_PATH\n");
-      printf("*** to point to the correct configuration files\n");
-    } 
-  else if ((gtk_major_version != GTK_MAJOR_VERSION) ||
-          (gtk_minor_version != GTK_MINOR_VERSION) ||
-           (gtk_micro_version != GTK_MICRO_VERSION))
-    {
-      printf("*** GTK+ header files (version %d.%d.%d) do not match\n",
-            GTK_MAJOR_VERSION, GTK_MINOR_VERSION, GTK_MICRO_VERSION);
-      printf("*** library (version %d.%d.%d)\n",
-            gtk_major_version, gtk_minor_version, gtk_micro_version);
-    }
-  else
-    {
-      if ((gtk_major_version > major) ||
-        ((gtk_major_version == major) && (gtk_minor_version > minor)) ||
-        ((gtk_major_version == major) && (gtk_minor_version == minor) && (gtk_micro_version >= micro)))
-      {
-        return 0;
-       }
-     else
-      {
-        printf("\n*** An old version of GTK+ (%d.%d.%d) was found.\n",
-               gtk_major_version, gtk_minor_version, gtk_micro_version);
-        printf("*** You need a version of GTK+ newer than %d.%d.%d. The latest version of\n",
-              major, minor, micro);
-        printf("*** GTK+ is always available from ftp://ftp.gtk.org.\n");
-        printf("***\n");
-        printf("*** If you have already installed a sufficiently new version, this error\n");
-        printf("*** probably means that the wrong copy of the pkg-config shell script is\n");
-        printf("*** being found. The easiest way to fix this is to remove the old version\n");
-        printf("*** of GTK+, but you can also set the PKG_CONFIG environment to point to the\n");
-        printf("*** correct copy of pkg-config. (In this case, you will have to\n");
-        printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n");
-        printf("*** so that the correct libraries are found at run-time))\n");
-      }
-    }
-  return 1;
-}
-],, no_gtk=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
-       CFLAGS="$ac_save_CFLAGS"
-       LIBS="$ac_save_LIBS"
-     fi
-  fi
-  if test "x$no_gtk" = x ; then
-     AC_MSG_RESULT(yes (version $gtk_config_major_version.$gtk_config_minor_version.$gtk_config_micro_version))
-     ifelse([$2], , :, [$2])     
-  else
-     AC_MSG_RESULT(no)
-     if test "$PKG_CONFIG" = "no" ; then
-       echo "*** A new enough version of pkg-config was not found."
-       echo "*** See http://pkgconfig.sourceforge.net"
-     else
-       if test -f conf.gtktest ; then
-        :
-       else
-          echo "*** Could not run GTK+ test program, checking why..."
-         ac_save_CFLAGS="$CFLAGS"
-         ac_save_LIBS="$LIBS"
-          CFLAGS="$CFLAGS $GTK_CFLAGS"
-          LIBS="$LIBS $GTK_LIBS"
-          AC_TRY_LINK([
-#include <gtk/gtk.h>
-#include <stdio.h>
-],      [ return ((gtk_major_version) || (gtk_minor_version) || (gtk_micro_version)); ],
-        [ echo "*** The test program compiled, but did not run. This usually means"
-          echo "*** that the run-time linker is not finding GTK+ or finding the wrong"
-          echo "*** version of GTK+. If it is not finding GTK+, you'll need to set your"
-          echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
-          echo "*** to the installed location  Also, make sure you have run ldconfig if that"
-          echo "*** is required on your system"
-         echo "***"
-          echo "*** If you have an old version installed, it is best to remove it, although"
-          echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH" ],
-        [ echo "*** The test program failed to compile or link. See the file config.log for the"
-          echo "*** exact error that occured. This usually means GTK+ is incorrectly installed."])
-          CFLAGS="$ac_save_CFLAGS"
-          LIBS="$ac_save_LIBS"
-       fi
-     fi
-     GTK_CFLAGS=""
-     GTK_LIBS=""
-     ifelse([$3], , :, [$3])
-  fi
-  AC_SUBST(GTK_CFLAGS)
-  AC_SUBST(GTK_LIBS)
-  rm -f conf.gtktest
-])
-
-# Configure paths for GTK+
-# Owen Taylor     97-11-3
+AC_DEFUN([AC_BAKEFILE_SUFFIXES],
+[
+    SO_SUFFIX="so"
+    SO_SUFFIX_MODULE="so"
+    EXEEXT=""
+    LIBPREFIX="lib"
+    LIBEXT=".a"
+    DLLPREFIX="lib"
+    DLLPREFIX_MODULE=""
+    DLLIMP_SUFFIX=""
+    
+    case "${BAKEFILE_HOST}" in
+        *-hp-hpux* )
+            SO_SUFFIX="sl"
+            SO_SUFFIX_MODULE="sl"
+        ;;
+        *-*-aix* )
+            dnl quoting from
+            dnl http://www-1.ibm.com/servers/esdd/articles/gnu.html:
+            dnl     Both archive libraries and shared libraries on AIX have an
+            dnl     .a extension. This will explain why you can't link with an
+            dnl     .so and why it works with the name changed to .a.
+            SO_SUFFIX="a"
+            SO_SUFFIX_MODULE="a"
+        ;;
+        *-*-cygwin* | *-*-mingw32* )
+            SO_SUFFIX="dll"
+            SO_SUFFIX_MODULE="dll"
+            DLLIMP_SUFFIX="dll.a"
+            EXEEXT=".exe"
+            DLLPREFIX=""
+        ;;
+        *-pc-msdosdjgpp )
+            EXEEXT=".exe"
+            DLLPREFIX=""
+        ;;
+        *-pc-os2_emx | *-pc-os2-emx )
+            SO_SUFFIX="dll"
+            SO_SUFFIX_MODULE="dll"
+            DLLIMP_SUFFIX=$OS2_LIBEXT
+            EXEEXT=".exe"
+            DLLPREFIX=""
+            LIBPREFIX=""
+            LIBEXT=".$OS2_LIBEXT"
+        ;;
+        powerpc-*-darwin* )
+            SO_SUFFIX="dylib"
+            SO_SUFFIX_MODULE="bundle"
+        ;;
+    esac
 
-dnl AM_PATH_GTK([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, MODULES]]]])
-dnl Test for GTK, and define GTK_CFLAGS and GTK_LIBS
-dnl
-AC_DEFUN(AM_PATH_GTK,
-[dnl 
-dnl Get the cflags and libraries from the gtk-config script
-dnl
-AC_ARG_WITH(gtk-prefix,[  --with-gtk-prefix=PFX   Prefix where GTK is installed (optional)],
-            gtk_config_prefix="$withval", gtk_config_prefix="")
-AC_ARG_WITH(gtk-exec-prefix,[  --with-gtk-exec-prefix=PFX Exec prefix where GTK is installed (optional)],
-            gtk_config_exec_prefix="$withval", gtk_config_exec_prefix="")
-AC_ARG_ENABLE(gtktest, [  --disable-gtktest       Do not try to compile and run a test GTK program],
-                   , enable_gtktest=yes)
+    if test "x$DLLIMP_SUFFIX" = "x" ; then
+        DLLIMP_SUFFIX="$SO_SUFFIX"
+    fi
 
-  for module in . $4
-  do
-      case "$module" in
-         gthread) 
-             gtk_config_args="$gtk_config_args gthread"
-         ;;
-      esac
-  done
+    AC_SUBST(SO_SUFFIX)
+    AC_SUBST(SO_SUFFIX_MODULE)
+    AC_SUBST(DLLIMP_SUFFIX)
+    AC_SUBST(EXEEXT)
+    AC_SUBST(LIBPREFIX)
+    AC_SUBST(LIBEXT)
+    AC_SUBST(DLLPREFIX)
+    AC_SUBST(DLLPREFIX_MODULE)
+])
 
-  if test x$gtk_config_exec_prefix != x ; then
-     gtk_config_args="$gtk_config_args --exec-prefix=$gtk_config_exec_prefix"
-     if test x${GTK_CONFIG+set} != xset ; then
-        GTK_CONFIG=$gtk_config_exec_prefix/bin/gtk-config
-     fi
-  fi
-  if test x$gtk_config_prefix != x ; then
-     gtk_config_args="$gtk_config_args --prefix=$gtk_config_prefix"
-     if test x${GTK_CONFIG+set} != xset ; then
-        GTK_CONFIG=$gtk_config_prefix/bin/gtk-config
-     fi
-  fi
 
-  AC_PATH_PROG(GTK_CONFIG, gtk-config, no)
-  min_gtk_version=ifelse([$1], ,0.99.7,$1)
-  AC_MSG_CHECKING(for GTK - version >= $min_gtk_version)
-  no_gtk=""
-  if test "$GTK_CONFIG" = "no" ; then
-    no_gtk=yes
-  else
-    GTK_CFLAGS=`$GTK_CONFIG $gtk_config_args --cflags`
-    GTK_LIBS=`$GTK_CONFIG $gtk_config_args --libs`
-    gtk_config_major_version=`$GTK_CONFIG $gtk_config_args --version | \
-           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
-    gtk_config_minor_version=`$GTK_CONFIG $gtk_config_args --version | \
-           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
-    gtk_config_micro_version=`$GTK_CONFIG $gtk_config_args --version | \
-           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
-    if test "x$enable_gtktest" = "xyes" ; then
-      ac_save_CFLAGS="$CFLAGS"
-      ac_save_LIBS="$LIBS"
-      CFLAGS="$CFLAGS $GTK_CFLAGS"
-      LIBS="$GTK_LIBS $LIBS"
-dnl
-dnl Now check if the installed GTK is sufficiently new. (Also sanity
-dnl checks the results of gtk-config to some extent
+dnl ---------------------------------------------------------------------------
+dnl AC_BAKEFILE_SHARED_LD
 dnl
-      rm -f conf.gtktest
-      AC_TRY_RUN([
-#include <gtk/gtk.h>
-#include <stdio.h>
-#include <stdlib.h>
+dnl Detects command for making shared libraries, substitutes SHARED_LD_CC
+dnl and SHARED_LD_CXX.
+dnl ---------------------------------------------------------------------------
 
-int 
-main ()
-{
-  int major, minor, micro;
-  char *tmp_version;
+AC_DEFUN([AC_BAKEFILE_SHARED_LD],
+[
+    dnl the extra compiler flags needed for compilation of shared library
+    PIC_FLAG=""
+    if test "x$GCC" = "xyes"; then
+        dnl the switch for gcc is the same under all platforms
+        PIC_FLAG="-fPIC"
+    fi
+    
+    dnl Defaults for GCC and ELF .so shared libs:
+    SHARED_LD_CC="\$(CC) -shared ${PIC_FLAG} -o"
+    SHARED_LD_CXX="\$(CXX) -shared ${PIC_FLAG} -o"
 
-  system ("touch conf.gtktest");
+    case "${BAKEFILE_HOST}" in
+      *-hp-hpux* )
+        dnl default settings are good for gcc but not for the native HP-UX
+        if test "x$GCC" != "xyes"; then
+            dnl no idea why it wants it, but it does
+            LDFLAGS="$LDFLAGS -L/usr/lib"
 
-  /* HP/UX 9 (%@#!) writes to sscanf strings */
-  tmp_version = g_strdup("$min_gtk_version");
-  if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, &micro) != 3) {
-     printf("%s, bad version string\n", "$min_gtk_version");
-     exit(1);
-   }
-
-  if ((gtk_major_version != $gtk_config_major_version) ||
-      (gtk_minor_version != $gtk_config_minor_version) ||
-      (gtk_micro_version != $gtk_config_micro_version))
-    {
-      printf("\n*** 'gtk-config --version' returned %d.%d.%d, but GTK+ (%d.%d.%d)\n", 
-             $gtk_config_major_version, $gtk_config_minor_version, $gtk_config_micro_version,
-             gtk_major_version, gtk_minor_version, gtk_micro_version);
-      printf ("*** was found! If gtk-config was correct, then it is best\n");
-      printf ("*** to remove the old version of GTK+. You may also be able to fix the error\n");
-      printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n");
-      printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
-      printf("*** required on your system.\n");
-      printf("*** If gtk-config was wrong, set the environment variable GTK_CONFIG\n");
-      printf("*** to point to the correct copy of gtk-config, and remove the file config.cache\n");
-      printf("*** before re-running configure\n");
-    } 
-#if defined (GTK_MAJOR_VERSION) && defined (GTK_MINOR_VERSION) && defined (GTK_MICRO_VERSION)
-  else if ((gtk_major_version != GTK_MAJOR_VERSION) ||
-          (gtk_minor_version != GTK_MINOR_VERSION) ||
-           (gtk_micro_version != GTK_MICRO_VERSION))
-    {
-      printf("*** GTK+ header files (version %d.%d.%d) do not match\n",
-            GTK_MAJOR_VERSION, GTK_MINOR_VERSION, GTK_MICRO_VERSION);
-      printf("*** library (version %d.%d.%d)\n",
-            gtk_major_version, gtk_minor_version, gtk_micro_version);
-    }
-#endif /* defined (GTK_MAJOR_VERSION) ... */
-  else
-    {
-      if ((gtk_major_version > major) ||
-        ((gtk_major_version == major) && (gtk_minor_version > minor)) ||
-        ((gtk_major_version == major) && (gtk_minor_version == minor) && (gtk_micro_version >= micro)))
-      {
-        return 0;
-       }
-     else
-      {
-        printf("\n*** An old version of GTK+ (%d.%d.%d) was found.\n",
-               gtk_major_version, gtk_minor_version, gtk_micro_version);
-        printf("*** You need a version of GTK+ newer than %d.%d.%d. The latest version of\n",
-              major, minor, micro);
-        printf("*** GTK+ is always available from ftp://ftp.gtk.org.\n");
-        printf("***\n");
-        printf("*** If you have already installed a sufficiently new version, this error\n");
-        printf("*** probably means that the wrong copy of the gtk-config shell script is\n");
-        printf("*** being found. The easiest way to fix this is to remove the old version\n");
-        printf("*** of GTK+, but you can also set the GTK_CONFIG environment to point to the\n");
-        printf("*** correct copy of gtk-config. (In this case, you will have to\n");
-        printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n");
-        printf("*** so that the correct libraries are found at run-time))\n");
-      }
-    }
-  return 1;
-}
-],, no_gtk=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
-       CFLAGS="$ac_save_CFLAGS"
-       LIBS="$ac_save_LIBS"
-     fi
-  fi
-  if test "x$no_gtk" = x ; then
-     AC_MSG_RESULT(yes)
-     ifelse([$2], , :, [$2])     
-  else
-     AC_MSG_RESULT(no)
-     if test "$GTK_CONFIG" = "no" ; then
-       echo "*** The gtk-config script installed by GTK could not be found"
-       echo "*** If GTK was installed in PREFIX, make sure PREFIX/bin is in"
-       echo "*** your path, or set the GTK_CONFIG environment variable to the"
-       echo "*** full path to gtk-config."
-     else
-       if test -f conf.gtktest ; then
-        :
-       else
-          echo "*** Could not run GTK test program, checking why..."
-          CFLAGS="$CFLAGS $GTK_CFLAGS"
-          LIBS="$LIBS $GTK_LIBS"
-          AC_TRY_LINK([
-#include <gtk/gtk.h>
-#include <stdio.h>
-],      [ return ((gtk_major_version) || (gtk_minor_version) || (gtk_micro_version)); ],
-        [ echo "*** The test program compiled, but did not run. This usually means"
-          echo "*** that the run-time linker is not finding GTK or finding the wrong"
-          echo "*** version of GTK. If it is not finding GTK, you'll need to set your"
-          echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
-          echo "*** to the installed location  Also, make sure you have run ldconfig if that"
-          echo "*** is required on your system"
-         echo "***"
-          echo "*** If you have an old version installed, it is best to remove it, although"
-          echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"
-          echo "***"
-          echo "*** If you have a RedHat 5.0 system, you should remove the GTK package that"
-          echo "*** came with the system with the command"
-          echo "***"
-          echo "***    rpm --erase --nodeps gtk gtk-devel" ],
-        [ echo "*** The test program failed to compile or link. See the file config.log for the"
-          echo "*** exact error that occured. This usually means GTK was incorrectly installed"
-          echo "*** or that you have moved GTK since it was installed. In the latter case, you"
-          echo "*** may want to edit the gtk-config script: $GTK_CONFIG" ])
-          CFLAGS="$ac_save_CFLAGS"
-          LIBS="$ac_save_LIBS"
-       fi
-     fi
-     GTK_CFLAGS=""
-     GTK_LIBS=""
-     ifelse([$3], , :, [$3])
-  fi
-  AC_SUBST(GTK_CFLAGS)
-  AC_SUBST(GTK_LIBS)
-  rm -f conf.gtktest
-])
-
-
-dnl PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not)
-dnl defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page
-dnl also defines GSTUFF_PKG_ERRORS on error
-AC_DEFUN(PKG_CHECK_MODULES, [
-  succeeded=no
+            SHARED_LD_CC="${CC} -b -o"
+            SHARED_LD_CXX="${CXX} -b -o"
+            PIC_FLAG="+Z"
+        fi
+      ;;
 
-  if test -z "$PKG_CONFIG"; then
-    AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
-  fi
+      *-*-linux* )
+        if test "x$GCC" != "xyes"; then
+            AC_CACHE_CHECK([for Intel compiler], bakefile_cv_prog_icc,
+            [
+                AC_TRY_COMPILE([],
+                    [
+                        #ifndef __INTEL_COMPILER
+                        #error Not icc
+                        #endif
+                    ],
+                    bakefile_cv_prog_icc=yes,
+                    bakefile_cv_prog_icc=no
+                )
+            ])
+            if test "$bakefile_cv_prog_icc" = "yes"; then
+                PIC_FLAG="-KPIC"
+            fi
+        fi
+      ;;
 
-  if test "$PKG_CONFIG" = "no" ; then
-     echo "*** The pkg-config script could not be found. Make sure it is"
-     echo "*** in your path, or set the PKG_CONFIG environment variable"
-     echo "*** to the full path to pkg-config."
-     echo "*** Or see http://www.freedesktop.org/software/pkgconfig to get pkg-config."
-  else
-     PKG_CONFIG_MIN_VERSION=0.9.0
-     if $PKG_CONFIG --atleast-pkgconfig-version $PKG_CONFIG_MIN_VERSION; then
-        AC_MSG_CHECKING(for $2)
+      *-*-solaris2* )
+        if test "x$GCC" != xyes ; then
+            SHARED_LD_CC="${CC} -G -o"
+            SHARED_LD_CXX="${CXX} -G -o"
+            PIC_FLAG="-KPIC"
+        fi
+      ;;
 
-        if $PKG_CONFIG --exists "$2" ; then
-            AC_MSG_RESULT(yes)
-            succeeded=yes
+      *-*-darwin* )
+        dnl Most apps benefit from being fully binded (its faster and static
+        dnl variables initialized at startup work).
+        dnl This can be done either with the exe linker flag -Wl,-bind_at_load
+        dnl or with a double stage link in order to create a single module
+        dnl "-init _wxWindowsDylibInit" not useful with lazy linking solved
 
-            AC_MSG_CHECKING($1_CFLAGS)
-            $1_CFLAGS=`$PKG_CONFIG --cflags "$2"`
-            AC_MSG_RESULT($$1_CFLAGS)
+        dnl If using newer dev tools then there is a -single_module flag that
+        dnl we can use to do this, otherwise we'll need to use a helper
+        dnl script.  Check the version of gcc to see which way we can go:
+        AC_CACHE_CHECK([for gcc 3.1 or later], wx_cv_gcc31, [
+           AC_TRY_COMPILE([],
+               [
+                   #if (__GNUC__ < 3) || \
+                       ((__GNUC__ == 3) && (__GNUC_MINOR__ < 1))
+                       #error old gcc
+                   #endif
+               ],
+               [
+                   wx_cv_gcc31=yes
+               ],
+               [
+                   wx_cv_gcc31=no
+               ]
+           )
+        ])
+        if test "$wx_cv_gcc31" = "no"; then
+            AC_BAKEFILE_CREATE_FILE_SHARED_LD_SH
+            chmod +x shared-ld-sh
 
-            AC_MSG_CHECKING($1_LIBS)
-            $1_LIBS=`$PKG_CONFIG --libs "$2"`
-            AC_MSG_RESULT($$1_LIBS)
+            dnl Use the shared-ld-sh helper script
+            SHARED_LD_CC="`pwd`/shared-ld-sh -dynamiclib -headerpad_max_install_names -o"
+            SHARED_LD_MODULE_CC="`pwd`/shared-ld-sh -bundle -headerpad_max_install_names -o"
+            SHARED_LD_CXX="$SHARED_LD_CC"
+            SHARED_LD_MODULE_CXX="$SHARED_LD_MODULE_CC"
         else
-            $1_CFLAGS=""
-            $1_LIBS=""
-            ## If we have a custom action on failure, don't print errors, but 
-            ## do set a variable so people can do so.
-            $1_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"`
-            ifelse([$4], ,echo $$1_PKG_ERRORS,)
+            dnl Use the -single_module flag and let the linker do it for us
+            SHARED_LD_CC="\${CC} -dynamiclib -single_module -headerpad_max_install_names -o"
+            SHARED_LD_MODULE_CC="\${CC} -bundle -single_module -headerpad_max_install_names -o"
+            SHARED_LD_CXX="\${CXX} -dynamiclib -single_module -headerpad_max_install_names -o"
+            SHARED_LD_MODULE_CXX="\${CXX} -bundle -single_module -headerpad_max_install_names -o"
         fi
 
-        AC_SUBST($1_CFLAGS)
-        AC_SUBST($1_LIBS)
-     else
-        echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer."
-        echo "*** See http://www.freedesktop.org/software/pkgconfig"
-     fi
-  fi
-
-  if test $succeeded = yes; then
-     ifelse([$3], , :, [$3])
-  else
-     ifelse([$4], , AC_MSG_ERROR([Library requirements ($2) not met; consider adjusting the PKG_CONFIG_PATH environment variable if your libraries are in a nonstandard prefix so pkg-config can find them.]), [$4])
-  fi
-])
-
+        PIC_FLAG="-dynamic -fPIC"
+      ;;
 
+      *-*-aix* )
+        dnl default settings are ok for gcc
+        if test "x$GCC" != "xyes"; then
+            dnl the abs path below used to be hardcoded here so I guess it must
+            dnl be some sort of standard location under AIX?
+            AC_CHECK_PROG(AIX_CXX_LD, makeC++SharedLib,
+                          makeC++SharedLib, /usr/lpp/xlC/bin/makeC++SharedLib)
+            dnl FIXME - what about makeCSharedLib?            
+            SHARED_LD_CC="$AIX_CC_LD -p 0 -o"
+            SHARED_LD_CXX="$AIX_CXX_LD -p 0 -o"
+        fi
+      ;;
 
-# Configure paths for SDL
-# Sam Lantinga 9/21/99
-# stolen from Manish Singh
-# stolen back from Frank Belew
-# stolen from Manish Singh
-# Shamelessly stolen from Owen Taylor
+      *-*-beos* )
+        dnl can't use gcc under BeOS for shared library creation because it
+        dnl complains about missing 'main'
+        SHARED_LD_CC="${LD} -nostart -o"
+        SHARED_LD_CXX="${LD} -nostart -o"
+      ;;
 
-dnl AM_PATH_SDL([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
-dnl Test for SDL, and define SDL_CFLAGS and SDL_LIBS
-dnl
-AC_DEFUN([AM_PATH_SDL],
-[dnl 
-dnl Get the cflags and libraries from the sdl-config script
-dnl
-AC_ARG_WITH(sdl-prefix,[  --with-sdl-prefix=PFX   Prefix where SDL is installed (optional)],
-            sdl_prefix="$withval", sdl_prefix="")
-AC_ARG_WITH(sdl-exec-prefix,[  --with-sdl-exec-prefix=PFX Exec prefix where SDL is installed (optional)],
-            sdl_exec_prefix="$withval", sdl_exec_prefix="")
-AC_ARG_ENABLE(sdltest, [  --disable-sdltest       Do not try to compile and run a test SDL program],
-                   , enable_sdltest=yes)
-
-  if test x$sdl_exec_prefix != x ; then
-     sdl_args="$sdl_args --exec-prefix=$sdl_exec_prefix"
-     if test x${SDL_CONFIG+set} != xset ; then
-        SDL_CONFIG=$sdl_exec_prefix/bin/sdl-config
-     fi
-  fi
-  if test x$sdl_prefix != x ; then
-     sdl_args="$sdl_args --prefix=$sdl_prefix"
-     if test x${SDL_CONFIG+set} != xset ; then
-        SDL_CONFIG=$sdl_prefix/bin/sdl-config
-     fi
-  fi
+      *-*-irix* )
+        dnl default settings are ok for gcc
+        if test "x$GCC" != "xyes"; then
+            PIC_FLAG="-KPIC"
+        fi
+      ;;
+      
+      *-*-cygwin* | *-*-mingw32* )
+        PIC_FLAG=""
+        SHARED_LD_CC="\$(CC) -shared -o"
+        SHARED_LD_CXX="\$(CXX) -shared -o"
+      ;;
 
-  AC_REQUIRE([AC_CANONICAL_TARGET])
-  PATH="$prefix/bin:$prefix/usr/bin:$PATH"
-  AC_PATH_PROG(SDL_CONFIG, sdl-config, no, [$PATH])
-  min_sdl_version=ifelse([$1], ,0.11.0,$1)
-  AC_MSG_CHECKING(for SDL - version >= $min_sdl_version)
-  no_sdl=""
-  if test "$SDL_CONFIG" = "no" ; then
-    no_sdl=yes
-  else
-    SDL_CFLAGS=`$SDL_CONFIG $sdlconf_args --cflags`
-    SDL_LIBS=`$SDL_CONFIG $sdlconf_args --libs`
+      *-pc-os2_emx | *-pc-os2-emx )
+        SHARED_LD_CC="`pwd`/dllar.sh -libf INITINSTANCE -libf TERMINSTANCE -o"
+        SHARED_LD_CXX="`pwd`/dllar.sh -libf INITINSTANCE -libf TERMINSTANCE -o"
+        PIC_FLAG=""
+        AC_BAKEFILE_CREATE_FILE_DLLAR_SH
+        chmod +x dllar.sh
+      ;;
+      
+      powerpc-apple-macos* | \
+      *-*-freebsd* | *-*-openbsd* | *-*-netbsd* | \
+      *-*-sunos4* | \
+      *-*-osf* | \
+      *-*-dgux5* | \
+      *-*-sysv5* )
+        dnl defaults are ok
+      ;;
 
-    sdl_major_version=`$SDL_CONFIG $sdl_args --version | \
-           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
-    sdl_minor_version=`$SDL_CONFIG $sdl_args --version | \
-           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
-    sdl_micro_version=`$SDL_CONFIG $sdl_config_args --version | \
-           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
-    if test "x$enable_sdltest" = "xyes" ; then
-      ac_save_CFLAGS="$CFLAGS"
-      ac_save_CXXFLAGS="$CXXFLAGS"
-      ac_save_LIBS="$LIBS"
-      CFLAGS="$CFLAGS $SDL_CFLAGS"
-      CXXFLAGS="$CXXFLAGS $SDL_CFLAGS"
-      LIBS="$LIBS $SDL_LIBS"
-dnl
-dnl Now check if the installed SDL is sufficiently new. (Also sanity
-dnl checks the results of sdl-config to some extent
-dnl
-      rm -f conf.sdltest
-      AC_TRY_RUN([
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include "SDL.h"
+      *)
+        AC_MSG_ERROR(unknown system type $BAKEFILE_HOST.)
+    esac
 
-char*
-my_strdup (char *str)
-{
-  char *new_str;
-  
-  if (str)
-    {
-      new_str = (char *)malloc ((strlen (str) + 1) * sizeof(char));
-      strcpy (new_str, str);
-    }
-  else
-    new_str = NULL;
-  
-  return new_str;
-}
+    if test "x$PIC_FLAG" != "x" ; then
+        PIC_FLAG="$PIC_FLAG -DPIC"
+    fi
 
-int main (int argc, char *argv[])
-{
-  int major, minor, micro;
-  char *tmp_version;
+    if test "x$SHARED_LD_MODULE_CC" = "x" ; then
+        SHARED_LD_MODULE_CC="$SHARED_LD_CC"
+    fi
+    if test "x$SHARED_LD_MODULE_CXX" = "x" ; then
+        SHARED_LD_MODULE_CXX="$SHARED_LD_CXX"
+    fi
 
-  /* This hangs on some systems (?)
-  system ("touch conf.sdltest");
-  */
-  { FILE *fp = fopen("conf.sdltest", "a"); if ( fp ) fclose(fp); }
+    AC_SUBST(SHARED_LD_CC)
+    AC_SUBST(SHARED_LD_CXX)
+    AC_SUBST(SHARED_LD_MODULE_CC)
+    AC_SUBST(SHARED_LD_MODULE_CXX)
+    AC_SUBST(PIC_FLAG)
+])
 
-  /* HP/UX 9 (%@#!) writes to sscanf strings */
-  tmp_version = my_strdup("$min_sdl_version");
-  if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, &micro) != 3) {
-     printf("%s, bad version string\n", "$min_sdl_version");
-     exit(1);
-   }
 
-   if (($sdl_major_version > major) ||
-      (($sdl_major_version == major) && ($sdl_minor_version > minor)) ||
-      (($sdl_major_version == major) && ($sdl_minor_version == minor) && ($sdl_micro_version >= micro)))
-    {
-      return 0;
-    }
-  else
-    {
-      printf("\n*** 'sdl-config --version' returned %d.%d.%d, but the minimum version\n", $sdl_major_version, $sdl_minor_version, $sdl_micro_version);
-      printf("*** of SDL required is %d.%d.%d. If sdl-config is correct, then it is\n", major, minor, micro);
-      printf("*** best to upgrade to the required version.\n");
-      printf("*** If sdl-config was wrong, set the environment variable SDL_CONFIG\n");
-      printf("*** to point to the correct copy of sdl-config, and remove the file\n");
-      printf("*** config.cache before re-running configure\n");
-      return 1;
-    }
-}
+dnl ---------------------------------------------------------------------------
+dnl AC_BAKEFILE_SHARED_VERSIONS
+dnl
+dnl Detects linker options for attaching versions (sonames) to shared  libs.
+dnl ---------------------------------------------------------------------------
 
-],, no_sdl=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
-       CFLAGS="$ac_save_CFLAGS"
-       CXXFLAGS="$ac_save_CXXFLAGS"
-       LIBS="$ac_save_LIBS"
-     fi
-  fi
-  if test "x$no_sdl" = x ; then
-     AC_MSG_RESULT(yes)
-     ifelse([$2], , :, [$2])     
-  else
-     AC_MSG_RESULT(no)
-     if test "$SDL_CONFIG" = "no" ; then
-       echo "*** The sdl-config script installed by SDL could not be found"
-       echo "*** If SDL was installed in PREFIX, make sure PREFIX/bin is in"
-       echo "*** your path, or set the SDL_CONFIG environment variable to the"
-       echo "*** full path to sdl-config."
-     else
-       if test -f conf.sdltest ; then
-        :
-       else
-          echo "*** Could not run SDL test program, checking why..."
-          CFLAGS="$CFLAGS $SDL_CFLAGS"
-          CXXFLAGS="$CXXFLAGS $SDL_CFLAGS"
-          LIBS="$LIBS $SDL_LIBS"
-          AC_TRY_LINK([
-#include <stdio.h>
-#include "SDL.h"
+AC_DEFUN([AC_BAKEFILE_SHARED_VERSIONS],
+[
+    USE_SOVERSION=0
+    USE_SOVERLINUX=0
+    USE_SOVERSOLARIS=0
+    USE_SOSYMLINKS=0
+    USE_MACVERSION=0
+    SONAME_FLAG=
 
-int main(int argc, char *argv[])
-{ return 0; }
-#undef  main
-#define main K_and_R_C_main
-],      [ return 0; ],
-        [ echo "*** The test program compiled, but did not run. This usually means"
-          echo "*** that the run-time linker is not finding SDL or finding the wrong"
-          echo "*** version of SDL. If it is not finding SDL, you'll need to set your"
-          echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
-          echo "*** to the installed location  Also, make sure you have run ldconfig if that"
-          echo "*** is required on your system"
-         echo "***"
-          echo "*** If you have an old version installed, it is best to remove it, although"
-          echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"],
-        [ echo "*** The test program failed to compile or link. See the file config.log for the"
-          echo "*** exact error that occured. This usually means SDL was incorrectly installed"
-          echo "*** or that you have moved SDL since it was installed. In the latter case, you"
-          echo "*** may want to edit the sdl-config script: $SDL_CONFIG" ])
-          CFLAGS="$ac_save_CFLAGS"
-          CXXFLAGS="$ac_save_CXXFLAGS"
-          LIBS="$ac_save_LIBS"
-       fi
-     fi
-     SDL_CFLAGS=""
-     SDL_LIBS=""
-     ifelse([$3], , :, [$3])
-  fi
-  AC_SUBST(SDL_CFLAGS)
-  AC_SUBST(SDL_LIBS)
-  rm -f conf.sdltest
-])
+    case "${BAKEFILE_HOST}" in
+      *-*-linux* | *-*-freebsd* )
+        SONAME_FLAG="-Wl,-soname,"
+        USE_SOVERSION=1
+        USE_SOVERLINUX=1
+        USE_SOSYMLINKS=1
+      ;;
 
-dnl ---------------------------------------------------------------------------
-dnl Support macros for makefiles generated by BAKEFILE.
-dnl ---------------------------------------------------------------------------
+      *-*-solaris2* )
+        SONAME_FLAG="-h "
+        USE_SOVERSION=1
+        USE_SOVERSOLARIS=1
+        USE_SOSYMLINKS=1
+      ;;
 
-dnl Lots of compiler & linker detection code contained here was taken from
-dnl wxWindows configure.in script (see http://www.wxwindows.org)
+      *-*-darwin* )
+        USE_MACVERSION=1
+        USE_SOVERSION=1
+        USE_SOSYMLINKS=1
+      ;;      
+    esac
 
+    AC_SUBST(USE_SOVERSION)
+    AC_SUBST(USE_SOVERLINUX)
+    AC_SUBST(USE_SOVERSOLARIS)
+    AC_SUBST(USE_MACVERSION)
+    AC_SUBST(USE_SOSYMLINKS)
+    AC_SUBST(SONAME_FLAG)
+])
 
 
 dnl ---------------------------------------------------------------------------
-dnl AC_BAKEFILE_GNUMAKE
+dnl AC_BAKEFILE_DEPS
 dnl
-dnl Detects GNU make
+dnl Detects available C/C++ dependency tracking options
 dnl ---------------------------------------------------------------------------
 
-AC_DEFUN([AC_BAKEFILE_GNUMAKE],
-[
-    dnl does make support "-include" (only GNU make does AFAIK)?
-    AC_CACHE_CHECK([if make is GNU make], bakefile_cv_prog_makeisgnu,
-    [
-        if ( ${SHELL-sh} -c "${MAKE-make} --version" 2> /dev/null |
-                egrep -s GNU > /dev/null); then
-            bakefile_cv_prog_makeisgnu="yes"
-        else
-            bakefile_cv_prog_makeisgnu="no"
-        fi
-    ])
-
-    if test "x$bakefile_cv_prog_makeisgnu" = "xyes"; then
-        IF_GNU_MAKE=""
-    else
-        IF_GNU_MAKE="#"
-    fi
-    AC_SUBST(IF_GNU_MAKE)
-])
-
-dnl ---------------------------------------------------------------------------
-dnl AC_BAKEFILE_PLATFORM
-dnl
-dnl Detects platform and sets PLATFORM_XXX variables accordingly
-dnl ---------------------------------------------------------------------------
-
-AC_DEFUN([AC_BAKEFILE_PLATFORM],
+AC_DEFUN([AC_BAKEFILE_DEPS],
 [
-    PLATFORM_UNIX=0
-    PLATFORM_WIN32=0
-    PLATFORM_MSDOS=0
-    PLATFORM_MAC=0
-    PLATFORM_MACOS=0
-    PLATFORM_MACOSX=0
-    PLATFORM_OS2=0
-    PLATFORM_BEOS=0
+    AC_MSG_CHECKING([for dependency tracking method])
+    DEPS_TRACKING=0
 
-    if test "x$BAKEFILE_FORCE_PLATFORM" = "x"; then 
+    if test "x$GCC" = "xyes"; then
+        DEPSMODE=gcc
+        DEPS_TRACKING=1
         case "${BAKEFILE_HOST}" in
-            *-*-cygwin* | *-*-mingw32* )
-                PLATFORM_WIN32=1
-            ;;
-            *-pc-msdosdjgpp )
-                PLATFORM_MSDOS=1
-            ;;
-            *-pc-os2_emx | *-pc-os2-emx )
-                PLATFORM_OS2=1
-            ;;
             powerpc-*-darwin* )
-                PLATFORM_MAC=1
-                PLATFORM_MACOSX=1
-            ;; 
-            *-*-beos* )
-                PLATFORM_BEOS=1
-            ;;
-            powerpc-apple-macos* )
-                PLATFORM_MAC=1
-                PLATFORM_MACOS=1
+                dnl -cpp-precomp (the default) conflicts with -MMD option
+                dnl used by bk-deps (see also http://developer.apple.com/documentation/Darwin/Conceptual/PortingUnix/compiling/chapter_4_section_3.html)
+                DEPSFLAG_GCC="-no-cpp-precomp -MMD"
             ;;
             * )
-                PLATFORM_UNIX=1
+                DEPSFLAG_GCC="-MMD"
             ;;
         esac
+        AC_MSG_RESULT([gcc])
+    elif test "x$MWCC" = "xyes"; then
+        DEPSMODE=mwcc
+        DEPS_TRACKING=1
+        DEPSFLAG_MWCC="-MM"
+        AC_MSG_RESULT([mwcc])
     else
-        case "$BAKEFILE_FORCE_PLATFORM" in
-            win32 )
-                PLATFORM_WIN32=1
-            ;;
-            msdos )
-                PLATFORM_MSDOS=1
-            ;;
-            os2 )
-                PLATFORM_OS2=1
-            ;;
-            darwin )
-                PLATFORM_MAC=1
-                PLATFORM_MACOSX=1
-            ;;
-            unix )
-                PLATFORM_UNIX=1
-            ;;
-            beos )
-                PLATFORM_BEOS=1
-            ;;
-            * )
-                AC_MSG_ERROR([Unknown platform: $BAKEFILE_FORCE_PLATFORM])
-            ;;
-        esac
+        AC_MSG_RESULT([none])
     fi
 
-    AC_SUBST(PLATFORM_UNIX)
-    AC_SUBST(PLATFORM_WIN32)
-    AC_SUBST(PLATFORM_MSDOS)
-    AC_SUBST(PLATFORM_MAC)
-    AC_SUBST(PLATFORM_MACOS)
-    AC_SUBST(PLATFORM_MACOSX)
-    AC_SUBST(PLATFORM_OS2)
-    AC_SUBST(PLATFORM_BEOS)
+    if test $DEPS_TRACKING = 1 ; then
+        AC_BAKEFILE_CREATE_FILE_BK_DEPS
+        chmod +x bk-deps
+    fi
+    
+    AC_SUBST(DEPS_TRACKING)
 ])
 
-
 dnl ---------------------------------------------------------------------------
-dnl AC_BAKEFILE_PLATFORM_SPECIFICS
+dnl AC_BAKEFILE_CHECK_BASIC_STUFF
 dnl
-dnl Sets misc platform-specific settings
+dnl Checks for presence of basic programs, such as C and C++ compiler, "ranlib"
+dnl or "install"
 dnl ---------------------------------------------------------------------------
 
-AC_DEFUN([AC_BAKEFILE_PLATFORM_SPECIFICS],
+AC_DEFUN([AC_BAKEFILE_CHECK_BASIC_STUFF],
 [
-    AC_ARG_ENABLE([omf], AS_HELP_STRING([--enable-omf],
-                                        [use OMF object format (OS/2)]),
-                  [bk_os2_use_omf="$enableval"])
+    AC_PROG_RANLIB
+    AC_PROG_INSTALL
+    AC_PROG_LN_S
+
+    AC_PROG_MAKE_SET
+    AC_SUBST(MAKE_SET)
     
-    case "${BAKEFILE_HOST}" in
-      *-*-darwin* )
-        dnl For Unix to MacOS X porting instructions, see:
-        dnl http://fink.sourceforge.net/doc/porting/porting.html
-        CFLAGS="$CFLAGS -fno-common"
-        CXXFLAGS="$CXXFLAGS -fno-common"
-        ;;
+    AC_CHECK_TOOL(AR, ar, ar)
+    AC_CHECK_TOOL(STRIP, strip, :)
+    AC_CHECK_TOOL(NM, nm, :)
 
-      *-pc-os2_emx | *-pc-os2-emx )
-        if test "x$bk_os2_use_omf" = "xyes" ; then
-            AR=emxomfar
-            RANLIB=:
-            LDFLAGS="-Zomf $LDFLAGS"
-            CFLAGS="-Zomf $CFLAGS"
-            CXXFLAGS="-Zomf $CXXFLAGS"
-            OS2_LIBEXT="lib"
-        else
-            OS2_LIBEXT="a"
-        fi
-        ;;
-      
-      i*86-*-beos* )
-        LDFLAGS="-L/boot/develop/lib/x86 $LDFLAGS"
-        ;;
+    case ${BAKEFILE_HOST} in
+        *-hp-hpux* )
+            dnl HP-UX install doesn't handle the "-d" switch so don't
+            dnl use it there
+            INSTALL_DIR="mkdir -p"
+            ;;
+        *)  INSTALL_DIR="$INSTALL -d"
+            ;;
+    esac
+    AC_SUBST(INSTALL_DIR)
+
+    LDFLAGS_GUI=
+    case ${BAKEFILE_HOST} in
+        *-*-cygwin* | *-*-mingw32* )
+        LDFLAGS_GUI="-mwindows"
     esac
+    AC_SUBST(LDFLAGS_GUI)
 ])
 
+
 dnl ---------------------------------------------------------------------------
-dnl AC_BAKEFILE_SUFFIXES
+dnl AC_BAKEFILE_RES_COMPILERS
 dnl
-dnl Detects shared various suffixes for shared libraries, libraries, programs,
-dnl plugins etc.
+dnl Checks for presence of resource compilers for win32 or mac
 dnl ---------------------------------------------------------------------------
 
-AC_DEFUN([AC_BAKEFILE_SUFFIXES],
+AC_DEFUN([AC_BAKEFILE_RES_COMPILERS],
 [
-    SO_SUFFIX="so"
-    SO_SUFFIX_MODULE="so"
-    EXEEXT=""
-    LIBPREFIX="lib"
-    LIBEXT=".a"
-    DLLPREFIX="lib"
-    DLLPREFIX_MODULE=""
-    DLLIMP_SUFFIX=""
-    
-    case "${BAKEFILE_HOST}" in
-        *-hp-hpux* )
-            SO_SUFFIX="sl"
-            SO_SUFFIX_MODULE="sl"
-        ;;
-        *-*-aix* )
-            dnl quoting from
-            dnl http://www-1.ibm.com/servers/esdd/articles/gnu.html:
-            dnl     Both archive libraries and shared libraries on AIX have an
-            dnl     .a extension. This will explain why you can't link with an
-            dnl     .so and why it works with the name changed to .a.
-            SO_SUFFIX="a"
-            SO_SUFFIX_MODULE="a"
-        ;;
+    RESCOMP=
+    SETFILE=
+
+    case ${BAKEFILE_HOST} in 
         *-*-cygwin* | *-*-mingw32* )
-            SO_SUFFIX="dll"
-            SO_SUFFIX_MODULE="dll"
-            DLLIMP_SUFFIX="dll.a"
-            EXEEXT=".exe"
-            DLLPREFIX=""
-        ;;
-        *-pc-msdosdjgpp )
-            EXEEXT=".exe"
-            DLLPREFIX=""
-        ;;
-        *-pc-os2_emx | *-pc-os2-emx )
-            SO_SUFFIX="dll"
-            SO_SUFFIX_MODULE="dll"
-            DLLIMP_SUFFIX=$OS2_LIBEXT
-            EXEEXT=".exe"
-            DLLPREFIX=""
-            LIBPREFIX=""
-            LIBEXT=".$OS2_LIBEXT"
-        ;;
-        powerpc-*-darwin* )
-            SO_SUFFIX="dylib"
-            SO_SUFFIX_MODULE="bundle"
+            dnl Check for win32 resources compiler:
+            if test "$build" != "$host" ; then
+                RESCOMP=$host_alias-windres
+            else
+                AC_CHECK_PROG(RESCOMP, windres, windres, windres)
+            fi
+         ;;
+      *-*-darwin* | powerpc-apple-macos* )
+            AC_CHECK_PROG(RESCOMP, Rez, Rez, /Developer/Tools/Rez)
+            AC_CHECK_PROG(SETFILE, SetFile, SetFile, /Developer/Tools/SetFile)
         ;;
     esac
 
-    if test "x$DLLIMP_SUFFIX" = "x" ; then
-        DLLIMP_SUFFIX="$SO_SUFFIX"
-    fi
-
-    AC_SUBST(SO_SUFFIX)
-    AC_SUBST(SO_SUFFIX_MODULE)
-    AC_SUBST(DLLIMP_SUFFIX)
-    AC_SUBST(EXEEXT)
-    AC_SUBST(LIBPREFIX)
-    AC_SUBST(LIBEXT)
-    AC_SUBST(DLLPREFIX)
-    AC_SUBST(DLLPREFIX_MODULE)
+    AC_SUBST(RESCOMP)
+    AC_SUBST(SETFILE)
 ])
 
-
 dnl ---------------------------------------------------------------------------
-dnl AC_BAKEFILE_SHARED_LD
+dnl AC_BAKEFILE_PRECOMP_HEADERS
 dnl
-dnl Detects command for making shared libraries, substitutes SHARED_LD_CC
-dnl and SHARED_LD_CXX.
+dnl Check for precompiled headers support (GCC >= 3.4)
 dnl ---------------------------------------------------------------------------
 
-AC_DEFUN([AC_BAKEFILE_SHARED_LD],
+AC_DEFUN([AC_BAKEFILE_PRECOMP_HEADERS],
 [
-    dnl the extra compiler flags needed for compilation of shared library
-    PIC_FLAG=""
-    if test "x$GCC" = "xyes"; then
-        dnl the switch for gcc is the same under all platforms
-        PIC_FLAG="-fPIC"
-    fi
-    
-    dnl Defaults for GCC and ELF .so shared libs:
-    SHARED_LD_CC="\$(CC) -shared ${PIC_FLAG} -o"
-    SHARED_LD_CXX="\$(CXX) -shared ${PIC_FLAG} -o"
 
-    case "${BAKEFILE_HOST}" in
-      *-hp-hpux* )
-        dnl default settings are good for gcc but not for the native HP-UX
-        if test "x$GCC" != "xyes"; then
-            dnl no idea why it wants it, but it does
-            LDFLAGS="$LDFLAGS -L/usr/lib"
+    AC_ARG_ENABLE([precomp-headers],
+                  AS_HELP_STRING([--disable-precomp-headers],
+                                 [don't use precompiled headers even if compiler can]),
+                  [bk_use_pch="$enableval"])
 
-            SHARED_LD_CC="${CC} -b -o"
-            SHARED_LD_CXX="${CXX} -b -o"
-            PIC_FLAG="+Z"
-        fi
-      ;;
+    GCC_PCH=0
 
-      *-*-linux* )
-        if test "x$GCC" != "xyes"; then
-            AC_CACHE_CHECK([for Intel compiler], bakefile_cv_prog_icc,
-            [
-                AC_TRY_COMPILE([],
-                    [
-                        #ifndef __INTEL_COMPILER
-                        #error Not icc
-                        #endif
-                    ],
-                    bakefile_cv_prog_icc=yes,
-                    bakefile_cv_prog_icc=no
-                )
-            ])
-            if test "$bakefile_cv_prog_icc" = "yes"; then
-                PIC_FLAG="-KPIC"
+    if test "x$bk_use_pch" = "x" -o "x$bk_use_pch" = "xyes" ; then
+        if test "x$GCC" = "xyes"; then
+            dnl test if we have gcc-3.4:
+            AC_MSG_CHECKING([if the compiler supports precompiled headers])
+            AC_TRY_COMPILE([],
+                [
+                    #if !defined(__GNUC__) || !defined(__GNUC_MINOR__)
+                        #error "no pch support"
+                    #endif
+                    #if (__GNUC__ < 3)
+                        #error "no pch support"
+                    #endif
+                    #if (__GNUC__ == 3) && \
+                       ((!defined(__APPLE_CC__) && (__GNUC_MINOR__ < 4)) || \
+                       ( defined(__APPLE_CC__) && (__GNUC_MINOR__ < 3)))
+                        #error "no pch support"
+                    #endif
+                ],
+                [
+                    AC_MSG_RESULT([yes])
+                    GCC_PCH=1
+                ],
+                [
+                    AC_MSG_RESULT([no])
+                ])
+            if test $GCC_PCH = 1 ; then
+                AC_BAKEFILE_CREATE_FILE_BK_MAKE_PCH
+                chmod +x bk-make-pch
             fi
         fi
-      ;;
-
-      *-*-solaris2* )
-        if test "x$GCC" != xyes ; then
-            SHARED_LD_CC="${CC} -G -o"
-            SHARED_LD_CXX="${CXX} -G -o"
-            PIC_FLAG="-KPIC"
-        fi
-      ;;
-
-      *-*-darwin* )
-        dnl Most apps benefit from being fully binded (its faster and static
-        dnl variables initialized at startup work).
-        dnl This can be done either with the exe linker flag -Wl,-bind_at_load
-        dnl or with a double stage link in order to create a single module
-        dnl "-init _wxWindowsDylibInit" not useful with lazy linking solved
-
-        dnl If using newer dev tools then there is a -single_module flag that
-        dnl we can use to do this, otherwise we'll need to use a helper
-        dnl script.  Check the version of gcc to see which way we can go:
-        AC_CACHE_CHECK([for gcc 3.1 or later], wx_cv_gcc31, [
-           AC_TRY_COMPILE([],
-               [
-                   #if (__GNUC__ < 3) || \
-                       ((__GNUC__ == 3) && (__GNUC_MINOR__ < 1))
-                       #error old gcc
-                   #endif
-               ],
-               [
-                   wx_cv_gcc31=yes
-               ],
-               [
-                   wx_cv_gcc31=no
-               ]
-           )
-        ])
-        if test "$wx_cv_gcc31" = "no"; then
-            AC_BAKEFILE_CREATE_FILE_SHARED_LD_SH
-            chmod +x shared-ld-sh
-
-            dnl Use the shared-ld-sh helper script
-            SHARED_LD_CC="`pwd`/shared-ld-sh -dynamiclib -headerpad_max_install_names -o"
-            SHARED_LD_MODULE_CC="`pwd`/shared-ld-sh -bundle -headerpad_max_install_names -o"
-            SHARED_LD_CXX="$SHARED_LD_CC"
-            SHARED_LD_MODULE_CXX="$SHARED_LD_MODULE_CC"
-        else
-            dnl Use the -single_module flag and let the linker do it for us
-            SHARED_LD_CC="\${CC} -dynamiclib -single_module -headerpad_max_install_names -o"
-            SHARED_LD_MODULE_CC="\${CC} -bundle -single_module -headerpad_max_install_names -o"
-            SHARED_LD_CXX="\${CXX} -dynamiclib -single_module -headerpad_max_install_names -o"
-            SHARED_LD_MODULE_CXX="\${CXX} -bundle -single_module -headerpad_max_install_names -o"
-        fi
-
-        PIC_FLAG="-dynamic -fPIC"
-      ;;
+    fi
 
-      *-*-aix* )
-        dnl default settings are ok for gcc
-        if test "x$GCC" != "xyes"; then
-            dnl the abs path below used to be hardcoded here so I guess it must
-            dnl be some sort of standard location under AIX?
-            AC_CHECK_PROG(AIX_CXX_LD, makeC++SharedLib,
-                          makeC++SharedLib, /usr/lpp/xlC/bin/makeC++SharedLib)
-            dnl FIXME - what about makeCSharedLib?            
-            SHARED_LD_CC="$AIX_CC_LD -p 0 -o"
-            SHARED_LD_CXX="$AIX_CXX_LD -p 0 -o"
-        fi
-      ;;
+    AC_SUBST(GCC_PCH)
+])
 
-      *-*-beos* )
-        dnl can't use gcc under BeOS for shared library creation because it
-        dnl complains about missing 'main'
-        SHARED_LD_CC="${LD} -nostart -o"
-        SHARED_LD_CXX="${LD} -nostart -o"
-      ;;
 
-      *-*-irix* )
-        dnl default settings are ok for gcc
-        if test "x$GCC" != "xyes"; then
-            PIC_FLAG="-KPIC"
-        fi
-      ;;
-      
-      *-*-cygwin* | *-*-mingw32* )
-        PIC_FLAG=""
-        SHARED_LD_CC="\$(CC) -shared -o"
-        SHARED_LD_CXX="\$(CXX) -shared -o"
-      ;;
 
-      *-pc-os2_emx | *-pc-os2-emx )
-        SHARED_LD_CC="`pwd`/dllar.sh -o"
-        SHARED_LD_CXX="`pwd`/dllar.sh -o"
-        PIC_FLAG=""
-        AC_BAKEFILE_CREATE_FILE_DLLAR_SH
-        chmod +x dllar.sh
-      ;;
-      
-      powerpc-apple-macos* | \
-      *-*-freebsd* | *-*-openbsd* | *-*-netbsd* | \
-      *-*-sunos4* | \
-      *-*-osf* | \
-      *-*-dgux5* | \
-      *-*-sysv5* )
-        dnl defaults are ok
-      ;;
+dnl ---------------------------------------------------------------------------
+dnl AC_BAKEFILE([autoconf_inc.m4 inclusion])
+dnl
+dnl To be used in configure.in of any project using Bakefile-generated mks
+dnl
+dnl Behaviour can be modified by setting following variables:
+dnl    BAKEFILE_CHECK_BASICS    set to "no" if you don't want bakefile to
+dnl                             to perform check for basic tools like ranlib
+dnl    BAKEFILE_HOST            set this to override host detection, defaults
+dnl                             to ${host}
+dnl    BAKEFILE_FORCE_PLATFORM  set to override platform detection
+dnl
+dnl Example usage:
+dnl
+dnl   AC_BAKEFILE([FOO(autoconf_inc.m4)])
+dnl
+dnl (replace FOO with m4_include above, aclocal would die otherwise)
+dnl (yes, it's ugly, but thanks to a bug in aclocal, it's the only thing
+dnl we can do...)
+dnl ---------------------------------------------------------------------------
 
-      *)
-        AC_MSG_ERROR(unknown system type $BAKEFILE_HOST.)
-    esac
+AC_DEFUN([AC_BAKEFILE],
+[
+    AC_PREREQ(2.58)
 
-    if test "x$PIC_FLAG" != "x" ; then
-        PIC_FLAG="$PIC_FLAG -DPIC"
+    if test "x$BAKEFILE_HOST" = "x"; then
+        BAKEFILE_HOST="${host}"
     fi
 
-    if test "x$SHARED_LD_MODULE_CC" = "x" ; then
-        SHARED_LD_MODULE_CC="$SHARED_LD_CC"
-    fi
-    if test "x$SHARED_LD_MODULE_CXX" = "x" ; then
-        SHARED_LD_MODULE_CXX="$SHARED_LD_CXX"
+    if test "x$BAKEFILE_CHECK_BASICS" != "xno"; then
+        AC_BAKEFILE_CHECK_BASIC_STUFF
     fi
+    AC_BAKEFILE_GNUMAKE
+    AC_BAKEFILE_PLATFORM
+    AC_BAKEFILE_PLATFORM_SPECIFICS
+    AC_BAKEFILE_SUFFIXES
+    AC_BAKEFILE_SHARED_LD
+    AC_BAKEFILE_SHARED_VERSIONS
+    AC_BAKEFILE_DEPS
+    AC_BAKEFILE_RES_COMPILERS
 
-    AC_SUBST(SHARED_LD_CC)
-    AC_SUBST(SHARED_LD_CXX)
-    AC_SUBST(SHARED_LD_MODULE_CC)
-    AC_SUBST(SHARED_LD_MODULE_CXX)
-    AC_SUBST(PIC_FLAG)
+    BAKEFILE_BAKEFILE_M4_VERSION="0.1.7"
+   
+    dnl includes autoconf_inc.m4:
+    $1
+    
+    if test "$BAKEFILE_BAKEFILE_M4_VERSION" != "$BAKEFILE_AUTOCONF_INC_M4_VERSION" ; then
+        AC_MSG_ERROR([Versions of Bakefile used to generate makefiles ($BAKEFILE_AUTOCONF_INC_M4_VERSION) and configure ($BAKEFILE_BAKEFILE_M4_VERSION) do not match.])
+    fi
 ])
-
+        
 
 dnl ---------------------------------------------------------------------------
-dnl AC_BAKEFILE_SHARED_VERSIONS
-dnl
-dnl Detects linker options for attaching versions (sonames) to shared  libs.
+dnl              Embedded copies of helper scripts follow:
 dnl ---------------------------------------------------------------------------
 
-AC_DEFUN([AC_BAKEFILE_SHARED_VERSIONS],
-[
-    USE_SOVERSION=0
-    USE_SOVERLINUX=0
-    USE_SOVERSOLARIS=0
-    USE_SOSYMLINKS=0
-    USE_MACVERSION=0
-    SONAME_FLAG=
-
-    case "${BAKEFILE_HOST}" in
-      *-*-linux* )
-        SONAME_FLAG="-Wl,-soname,"
-        USE_SOVERSION=1
-        USE_SOVERLINUX=1
-        USE_SOSYMLINKS=1
-      ;;
-
-      *-*-freebsd* )
-        SONAME_FLAG="-Wl,-soname,"
-        USE_SOVERSION=1
-        USE_SOVERLINUX=1
-        USE_SOSYMLINKS=1
-      ;;
-
-      *-*-solaris2* )
-        SONAME_FLAG="-h "
-        USE_SOVERSION=1
-        USE_SOVERSOLARIS=1
-        USE_SOSYMLINKS=1
-      ;;
-
-      *-*-darwin* )
-        USE_MACVERSION=1
-        USE_SOVERSION=1
-        USE_SOSYMLINKS=1
-      ;;      
-    esac
-
-    AC_SUBST(USE_SOVERSION)
-    AC_SUBST(USE_SOVERLINUX)
-    AC_SUBST(USE_SOVERSOLARIS)
-    AC_SUBST(USE_MACVERSION)
-    AC_SUBST(USE_SOSYMLINKS)
-    AC_SUBST(SONAME_FLAG)
-])
-
-
-dnl ---------------------------------------------------------------------------
-dnl AC_BAKEFILE_DEPS
-dnl
-dnl Detects available C/C++ dependency tracking options
-dnl ---------------------------------------------------------------------------
-
-AC_DEFUN([AC_BAKEFILE_DEPS],
-[
-    AC_MSG_CHECKING([for dependency tracking method])
-    DEPS_TRACKING=0
-
-    if test "x$GCC" = "xyes"; then
-        DEPSMODE=gcc
-        DEPS_TRACKING=1
-        case "${BAKEFILE_HOST}" in
-            powerpc-*-darwin* )
-                dnl -cpp-precomp (the default) conflicts with -MMD option
-                dnl used by bk-deps (see also http://developer.apple.com/documentation/Darwin/Conceptual/PortingUnix/compiling/chapter_4_section_3.html)
-                DEPSFLAG_GCC="-no-cpp-precomp -MMD"
-            ;;
-            * )
-                DEPSFLAG_GCC="-MMD"
-            ;;
-        esac
-        AC_MSG_RESULT([gcc])
-    else
-        AC_MSG_RESULT([none])
-    fi
-
-    if test $DEPS_TRACKING = 1 ; then
-        AC_BAKEFILE_CREATE_FILE_BK_DEPS
-        chmod +x bk-deps
-    fi
-    
-    AC_SUBST(DEPS_TRACKING)
-])
-
-dnl ---------------------------------------------------------------------------
-dnl AC_BAKEFILE_CHECK_BASIC_STUFF
-dnl
-dnl Checks for presence of basic programs, such as C and C++ compiler, "ranlib"
-dnl or "install"
-dnl ---------------------------------------------------------------------------
-
-AC_DEFUN([AC_BAKEFILE_CHECK_BASIC_STUFF],
-[
-    AC_PROG_RANLIB
-    AC_PROG_INSTALL
-    AC_PROG_LN_S
-
-    AC_PROG_MAKE_SET
-    AC_SUBST(MAKE_SET)
-    
-    AC_CHECK_TOOL(AR, ar, ar)
-    AC_CHECK_TOOL(STRIP, strip, :)
-    AC_CHECK_TOOL(NM, nm, :)
-
-    case ${BAKEFILE_HOST} in
-        *-hp-hpux* )
-            dnl HP-UX install doesn't handle the "-d" switch so don't
-            dnl use it there
-            INSTALL_DIR="mkdir -p"
-            ;;
-        *)  INSTALL_DIR="$INSTALL -d"
-            ;;
-    esac
-    AC_SUBST(INSTALL_DIR)
-
-    LDFLAGS_GUI=
-    case ${BAKEFILE_HOST} in
-        *-*-cygwin* | *-*-mingw32* )
-        LDFLAGS_GUI="-mwindows"
-    esac
-    AC_SUBST(LDFLAGS_GUI)
-])
-
-
-dnl ---------------------------------------------------------------------------
-dnl AC_BAKEFILE_RES_COMPILERS
-dnl
-dnl Checks for presence of resource compilers for win32 or mac
-dnl ---------------------------------------------------------------------------
-
-AC_DEFUN([AC_BAKEFILE_RES_COMPILERS],
-[
-    RESCOMP=
-    SETFILE=
-
-    case ${BAKEFILE_HOST} in 
-        *-*-cygwin* | *-*-mingw32* )
-            dnl Check for win32 resources compiler:
-            if test "$build" != "$host" ; then
-                RESCOMP=$host_alias-windres
-            else
-                AC_CHECK_PROG(RESCOMP, windres, windres, windres)
-            fi
-         ;;
-      *-*-darwin* | powerpc-apple-macos* )
-            AC_CHECK_PROG(RESCOMP, Rez, Rez, /Developer/Tools/Rez)
-            AC_CHECK_PROG(SETFILE, SetFile, SetFile, /Developer/Tools/SetFile)
-        ;;
-    esac
-
-    AC_SUBST(RESCOMP)
-    AC_SUBST(SETFILE)
-])
-
-dnl ---------------------------------------------------------------------------
-dnl AC_BAKEFILE_PRECOMP_HEADERS
-dnl
-dnl Check for precompiled headers support (GCC >= 3.4)
-dnl ---------------------------------------------------------------------------
-
-AC_DEFUN([AC_BAKEFILE_PRECOMP_HEADERS],
-[
-
-    AC_ARG_ENABLE([precomp-headers],
-                  AS_HELP_STRING([--disable-precomp-headers],
-                                 [don't use precompiled headers even if compiler can]),
-                  [bk_use_pch="$enableval"])
-
-    GCC_PCH=0
-
-    if test "x$bk_use_pch" = "x" -o "x$bk_use_pch" = "xyes" ; then
-        if test "x$GCC" = "xyes"; then
-            dnl test if we have gcc-3.4:
-            AC_MSG_CHECKING([if the compiler supports precompiled headers])
-            AC_TRY_COMPILE([],
-                [
-                    #if !defined(__GNUC__) || !defined(__GNUC_MINOR__)
-                        #error "no pch support"
-                    #endif
-                    #if (__GNUC__ < 3)
-                        #error "no pch support"
-                    #endif
-                    #if (__GNUC__ == 3) && \
-                       ((!defined(__APPLE_CC__) && (__GNUC_MINOR__ < 4)) || \
-                       ( defined(__APPLE_CC__) && (__GNUC_MINOR__ < 3)))
-                        #error "no pch support"
-                    #endif
-                ],
-                [
-                    AC_MSG_RESULT([yes])
-                    GCC_PCH=1
-                ],
-                [
-                    AC_MSG_RESULT([no])
-                ])
-            if test $GCC_PCH = 1 ; then
-                AC_BAKEFILE_CREATE_FILE_BK_MAKE_PCH
-                chmod +x bk-make-pch
-            fi
-        fi
-    fi
-
-    AC_SUBST(GCC_PCH)
-])
-
-
-
-dnl ---------------------------------------------------------------------------
-dnl AC_BAKEFILE
-dnl
-dnl To be used in configure.in of any project using Bakefile-generated mks
-dnl
-dnl Behaviour can be modified by setting following variables:
-dnl    BAKEFILE_CHECK_BASICS    set to "no" if you don't want bakefile to
-dnl                             to perform check for basic tools like ranlib
-dnl    BAKEFILE_HOST            set this to override host detection, defaults
-dnl                             to ${host}
-dnl    BAKEFILE_FORCE_PLATFORM  set to override platform detection
-dnl ---------------------------------------------------------------------------
-
-AC_DEFUN([AC_BAKEFILE],
-[
-    AC_PREREQ(2.58)
-
-    if test "x$BAKEFILE_HOST" = "x"; then
-        BAKEFILE_HOST="${host}"
-    fi
-
-    if test "x$BAKEFILE_CHECK_BASICS" != "xno"; then
-        AC_BAKEFILE_CHECK_BASIC_STUFF
-    fi
-    AC_BAKEFILE_GNUMAKE
-    AC_BAKEFILE_PLATFORM
-    AC_BAKEFILE_PLATFORM_SPECIFICS
-    AC_BAKEFILE_SUFFIXES
-    AC_BAKEFILE_SHARED_LD
-    AC_BAKEFILE_SHARED_VERSIONS
-    AC_BAKEFILE_DEPS
-    AC_BAKEFILE_RES_COMPILERS
-
-    BAKEFILE_BAKEFILE_M4_VERSION="0.1.4"
-    
-    builtin(include, autoconf_inc.m4)
-    
-    if test "$BAKEFILE_BAKEFILE_M4_VERSION" != "$BAKEFILE_AUTOCONF_INC_M4_VERSION" ; then
-        AC_MSG_ERROR([Versions of Bakefile used to generate makefiles ($BAKEFILE_AUTOCONF_INC_M4_VERSION) and configure ($BAKEFILE_BAKEFILE_M4_VERSION) do not match.])
-    fi
-])
-        
-
-dnl ---------------------------------------------------------------------------
-dnl              Embedded copies of helper scripts follow:
-dnl ---------------------------------------------------------------------------
-
-AC_DEFUN([AC_BAKEFILE_CREATE_FILE_DLLAR_SH],
+AC_DEFUN([AC_BAKEFILE_CREATE_FILE_DLLAR_SH],
 [
 dnl ===================== dllar.sh begins here =====================
+dnl    (Created by merge-scripts.py from dllar.sh
+dnl     file do not edit here!)
 D='$'
 cat <<EOF >dllar.sh
 #!/bin/sh
@@ -2048,10 +1527,11 @@ CleanUp() {
 
 # Print usage and exit script with rc=1.
 PrintHelp() {
- echo 'Usage: dllar @<:@-o@<:${utput}:>@ output_file@:>@ @<:@-i@<:${mport}:>@ importlib_name@:>@'
- echo '       @<:@-d@<:${escription}:>@ "dll descrption"@:>@ @<:@-cc "CC"@:>@ @<:@-f@<:${lags}:>@ "CFLAGS"@:>@'
- echo '       @<:@-ord@<:${inals}:>@@:>@ -ex@<:${clude}:>@ "symbol(s)"'
- echo '       @<:@-libf@<:${lags}:>@ "{INIT|TERM}{GLOBAL|INSTANCE}"@:>@ @<:@-nocrt@<:${dll}:>@@:>@ @<:@-nolxl@<:${ite}:>@@:>@'
+ echo 'Usage: dllar.sh @<:@-o@<:@utput@:>@ output_file@:>@ @<:@-i@<:@mport@:>@ importlib_name@:>@'
+ echo '       @<:@-name-mangler-script script.sh@:>@'
+ echo '       @<:@-d@<:@escription@:>@ "dll descrption"@:>@ @<:@-cc "CC"@:>@ @<:@-f@<:@lags@:>@ "CFLAGS"@:>@'
+ echo '       @<:@-ord@<:@inals@:>@@:>@ -ex@<:@clude@:>@ "symbol(s)"'
+ echo '       @<:@-libf@<:@lags@:>@ "{INIT|TERM}{GLOBAL|INSTANCE}"@:>@ @<:@-nocrt@<:@dll@:>@@:>@ @<:@-nolxl@<:@ite@:>@@:>@'
  echo '       @<:@*.o@:>@ @<:@*.a@:>@'
  echo '*> "output_file" should have no extension.'
  echo '   If it has the .o, .a or .dll extension, it is automatically removed.'
@@ -2062,19 +1542,26 @@ PrintHelp() {
  echo '   This name is used as the import library name and may be longer and'
  echo '   more descriptive than the DLL name which has to follow the old '
  echo '   8.3 convention of FAT.'
+ echo '*> "script.sh may be given to override the output_file name by a'
+ echo '   different name. It is mainly useful if the regular make process'
+ echo '   of some package does not take into account OS/2 restriction of'
+ echo '   DLL name lengths. It takes the importlib name as input and is'
+ echo '   supposed to procude a shorter name as output. The script should'
+ echo '   expect to get importlib_name without extension and should produce'
+ echo '   a (max.) 8 letter name without extension.'
  echo '*> "cc" is used to use another GCC executable.   (default: gcc.exe)'
  echo '*> "flags" should be any set of valid GCC flags. (default: -s -Zcrtdll)'
  echo '   These flags will be put at the start of GCC command line.'
- echo '*> -ord@<:${inals}:>@ tells dllar to export entries by ordinals. Be careful.'
- echo '*> -ex@<:${clude}:>@ defines symbols which will not be exported. You can define'
+ echo '*> -ord@<:@inals@:>@ tells dllar to export entries by ordinals. Be careful.'
+ echo '*> -ex@<:@clude@:>@ defines symbols which will not be exported. You can define'
  echo '   multiple symbols, for example -ex "myfunc yourfunc _GLOBAL*".'
  echo '   If the last character of a symbol is "*", all symbols beginning'
  echo '   with the prefix before "*" will be exclude, (see _GLOBAL* above).'
- echo '*> -libf@<:${lags}:>@ can be used to add INITGLOBAL/INITINSTANCE and/or'
+ echo '*> -libf@<:@lags@:>@ can be used to add INITGLOBAL/INITINSTANCE and/or'
  echo '   TERMGLOBAL/TERMINSTANCE flags to the dynamically-linked library.'
- echo '*> -nocrt@<:${dll}:>@ switch will disable linking the library against emx''s'
+ echo '*> -nocrt@<:@dll@:>@ switch will disable linking the library against emx''s'
  echo '   C runtime DLLs.'
- echo '*> -nolxl@<:${ite}:>@ switch will disable running lxlite on the resulting DLL.'
+ echo '*> -nolxl@<:@ite@:>@ switch will disable running lxlite on the resulting DLL.'
  echo '*> All other switches (for example -L./ or -lmylib) will be passed'
  echo '   unchanged to GCC at the end of command line.'
  echo '*> If you create a DLL from a library and you do not specify -o,'
@@ -2111,6 +1598,7 @@ cmdLine=${D}*
 outFile=""
 outimpFile=""
 inputFiles=""
+renameScript=""
 description=""
 CC=gcc.exe
 CFLAGS="-s -Zcrtdll"
@@ -2129,6 +1617,7 @@ case ${D}curDirS in
 esac
 # Parse commandline
 libsToLink=0
+omfLinking=0
 while @<:@ ${D}1 @:>@; do
     case ${D}1 in
     -ord*)
@@ -2142,6 +1631,10 @@ while @<:@ ${D}1 @:>@; do
         shift
         outimpFile=${D}1
         ;;
+    -name-mangler-script)
+        shift
+        renameScript=${D}1
+        ;;
     -d*)
         shift
         description=${D}1
@@ -2176,11 +1669,22 @@ while @<:@ ${D}1 @:>@; do
         -L* | -l*)
             libsToLink=1
             ;;
+        -Zomf)
+            omfLinking=1
+            ;;
         *)
             ;;
         esac
         EXTRA_CFLAGS=${D}{EXTRA_CFLAGS}" "${D}1
         ;;
+    *.dll)
+        EXTRA_CFLAGS="${D}{EXTRA_CFLAGS} \`basnam ${D}1 .dll\`"
+        if @<:@ ${D}omfLinking -eq 1 @:>@; then
+            EXTRA_CFLAGS="${D}{EXTRA_CFLAGS}.lib"
+       else
+            EXTRA_CFLAGS="${D}{EXTRA_CFLAGS}.a"
+        fi
+        ;;
     *)
         found=0;
         if @<:@ ${D}libsToLink -ne 0 @:>@; then
@@ -2208,402 +1712,1093 @@ if @<:@ -z "${D}inputFiles" @:>@; then
     PrintHelp
 fi
 
-# Now extract all .o files from .a files
-newInputFiles=""
-for file in ${D}inputFiles ; do
-    case ${D}file in
-    *.a | *.lib)
-        case ${D}file in
-        *.a)
-            suffix=".a"
-            AR="ar"
-            ;;
-        *.lib)
-            suffix=".lib"
-            AR="emxomfar"
-            EXTRA_CFLAGS="${D}EXTRA_CFLAGS -Zomf"
-            ;;
-        *)
-            ;;
-        esac
-        dirname=\`basnam ${D}file ${D}suffix\`"_%"
-        mkdir ${D}dirname
-        if @<:@ ${D}? -ne 0 @:>@; then
-            echo "Failed to create subdirectory ./${D}dirname"
-            CleanUp
-            exit 8;
-        fi
-        # Append '!' to indicate archive
-        newInputFiles="${D}newInputFiles ${D}{dirname}!"
-        doCommand "cd ${D}dirname; ${D}AR x ../${D}file"
-        cd ${D}curDir
-        found=0;
-        for subfile in ${D}dirname/*.o* ; do
-            if @<:@ -f ${D}subfile @:>@; then
-                found=1
-                if @<:@ -s ${D}subfile @:>@; then
-                   # FIXME: This should be: is file size > 32 byte, _not_ > 0!
-                    newInputFiles="${D}newInputFiles ${D}subfile"
-                fi
-            fi
-        done
-        if @<:@ ${D}found -eq 0 @:>@; then
-            echo "WARNING: there are no files in archive \\'${D}file\\'"
-        fi
-        ;;
-    *)
-        newInputFiles="${D}{newInputFiles} ${D}file"
-        ;;
-    esac
-done
-inputFiles="${D}newInputFiles"
+# Now extract all .o files from .a files
+newInputFiles=""
+for file in ${D}inputFiles ; do
+    case ${D}file in
+    *.a | *.lib)
+        case ${D}file in
+        *.a)
+            suffix=".a"
+            AR="ar"
+            ;;
+        *.lib)
+            suffix=".lib"
+            AR="emxomfar"
+            EXTRA_CFLAGS="${D}EXTRA_CFLAGS -Zomf"
+            ;;
+        *)
+            ;;
+        esac
+        dirname=\`basnam ${D}file ${D}suffix\`"_%"
+        mkdir ${D}dirname
+        if @<:@ ${D}? -ne 0 @:>@; then
+            echo "Failed to create subdirectory ./${D}dirname"
+            CleanUp
+            exit 8;
+        fi
+        # Append '!' to indicate archive
+        newInputFiles="${D}newInputFiles ${D}{dirname}!"
+        doCommand "cd ${D}dirname; ${D}AR x ../${D}file"
+        cd ${D}curDir
+        found=0;
+        for subfile in ${D}dirname/*.o* ; do
+            if @<:@ -f ${D}subfile @:>@; then
+                found=1
+                if @<:@ -s ${D}subfile @:>@; then
+                   # FIXME: This should be: is file size > 32 byte, _not_ > 0!
+                    newInputFiles="${D}newInputFiles ${D}subfile"
+                fi
+            fi
+        done
+        if @<:@ ${D}found -eq 0 @:>@; then
+            echo "WARNING: there are no files in archive \\'${D}file\\'"
+        fi
+        ;;
+    *)
+        newInputFiles="${D}{newInputFiles} ${D}file"
+        ;;
+    esac
+done
+inputFiles="${D}newInputFiles"
+
+# Output filename(s).
+do_backup=0;
+if @<:@ -z ${D}outFile @:>@; then
+    do_backup=1;
+    set outFile ${D}inputFiles; outFile=${D}2
+fi
+
+# If it is an archive, remove the '!' and the '_%' suffixes
+case ${D}outFile in
+*_%!)
+    outFile=\`basnam ${D}outFile _%!\`
+    ;;
+*)
+    ;;
+esac
+case ${D}outFile in
+*.dll)
+    outFile=\`basnam ${D}outFile .dll\`
+    ;;
+*.DLL)
+    outFile=\`basnam ${D}outFile .DLL\`
+    ;;
+*.o)
+    outFile=\`basnam ${D}outFile .o\`
+    ;;
+*.obj)
+    outFile=\`basnam ${D}outFile .obj\`
+    ;;
+*.a)
+    outFile=\`basnam ${D}outFile .a\`
+    ;;
+*.lib)
+    outFile=\`basnam ${D}outFile .lib\`
+    ;;
+*)
+    ;;
+esac
+case ${D}outimpFile in
+*.a)
+    outimpFile=\`basnam ${D}outimpFile .a\`
+    ;;
+*.lib)
+    outimpFile=\`basnam ${D}outimpFile .lib\`
+    ;;
+*)
+    ;;
+esac
+if @<:@ -z ${D}outimpFile @:>@; then
+    outimpFile=${D}outFile
+fi
+defFile="${D}{outFile}.def"
+arcFile="${D}{outimpFile}.a"
+arcFile2="${D}{outimpFile}.lib"
+
+#create ${D}dllFile as something matching 8.3 restrictions,
+if @<:@ -z ${D}renameScript @:>@ ; then
+    dllFile="${D}outFile"
+else
+    dllFile=\`${D}renameScript ${D}outimpFile\`
+fi
+
+if @<:@ ${D}do_backup -ne 0 @:>@ ; then
+    if @<:@ -f ${D}arcFile @:>@ ; then
+        doCommand "mv ${D}arcFile ${D}{outFile}_s.a"
+    fi
+    if @<:@ -f ${D}arcFile2 @:>@ ; then
+        doCommand "mv ${D}arcFile2 ${D}{outFile}_s.lib"
+    fi
+fi
+
+# Extract public symbols from all the object files.
+tmpdefFile=${D}{defFile}_%
+rm -f ${D}tmpdefFile
+for file in ${D}inputFiles ; do
+    case ${D}file in
+    *!)
+        ;;
+    *)
+        doCommand "emxexp -u ${D}file >> ${D}tmpdefFile"
+        ;;
+    esac
+done
+
+# Create the def file.
+rm -f ${D}defFile
+echo "LIBRARY \`basnam ${D}dllFile\` ${D}library_flags" >> ${D}defFile
+dllFile="${D}{dllFile}.dll"
+if @<:@ ! -z ${D}description @:>@; then
+    echo "DESCRIPTION  \\"${D}{description}\\"" >> ${D}defFile
+fi
+echo "EXPORTS" >> ${D}defFile
+
+doCommand "cat ${D}tmpdefFile | sort.exe | uniq.exe > ${D}{tmpdefFile}%"
+grep -v "^ *;" < ${D}{tmpdefFile}% | grep -v "^ *${D}" >${D}tmpdefFile
+
+# Checks if the export is ok or not.
+for word in ${D}exclude_symbols; do
+    grep -v ${D}word < ${D}tmpdefFile >${D}{tmpdefFile}%
+    mv ${D}{tmpdefFile}% ${D}tmpdefFile
+done
+
+
+if @<:@ ${D}EXPORT_BY_ORDINALS -ne 0 @:>@; then
+    sed "=" < ${D}tmpdefFile | \\
+    sed '
+      N
+      : loop
+      s/^\\(@<:@0-9@:>@\\+\\)\\(@<:@^;@:>@*\\)\\(;.*\\)\\?/\\2 @\\1 NONAME/
+      t loop
+    ' > ${D}{tmpdefFile}%
+    grep -v "^ *${D}" < ${D}{tmpdefFile}% > ${D}tmpdefFile
+else
+    rm -f ${D}{tmpdefFile}%
+fi
+cat ${D}tmpdefFile >> ${D}defFile
+rm -f ${D}tmpdefFile
+
+# Do linking, create implib, and apply lxlite.
+gccCmdl="";
+for file in ${D}inputFiles ; do
+    case ${D}file in
+    *!)
+        ;;
+    *)
+        gccCmdl="${D}gccCmdl ${D}file"
+        ;;
+    esac
+done
+doCommand "${D}CC ${D}CFLAGS -Zdll -o ${D}dllFile ${D}defFile ${D}gccCmdl ${D}EXTRA_CFLAGS"
+touch "${D}{outFile}.dll"
+
+doCommand "emximp -o ${D}arcFile ${D}defFile"
+if @<:@ ${D}flag_USE_LXLITE -ne 0 @:>@; then
+    add_flags="";
+    if @<:@ ${D}EXPORT_BY_ORDINALS -ne 0 @:>@; then
+        add_flags="-ynd"
+    fi
+    doCommand "lxlite -cs -t: -mrn -mln ${D}add_flags ${D}dllFile"
+fi
+doCommand "emxomf -s -l ${D}arcFile"
+
+# Successful exit.
+CleanUp 1
+exit 0
+EOF
+dnl ===================== dllar.sh ends here =====================
+])
+
+AC_DEFUN([AC_BAKEFILE_CREATE_FILE_BK_DEPS],
+[
+dnl ===================== bk-deps begins here =====================
+dnl    (Created by merge-scripts.py from bk-deps
+dnl     file do not edit here!)
+D='$'
+cat <<EOF >bk-deps
+#!/bin/sh
+
+# This script is part of Bakefile (http://bakefile.sourceforge.net) autoconf
+# script. It is used to track C/C++ files dependencies in portable way.
+#
+# Permission is given to use this file in any way.
+
+DEPSMODE=${DEPSMODE}
+DEPSDIR=.deps
+DEPSFLAG_GCC="${DEPSFLAG_GCC}"
+DEPSFLAG_MWCC="${DEPSFLAG_MWCC}"
+
+mkdir -p ${D}DEPSDIR
+
+if test ${D}DEPSMODE = gcc ; then
+    ${D}* ${D}{DEPSFLAG_GCC}
+    status=${D}?
+    if test ${D}{status} != 0 ; then
+        exit ${D}{status}
+    fi
+    # move created file to the location we want it in:
+    while test ${D}# -gt 0; do
+        case "${D}1" in
+            -o )
+                shift
+                objfile=${D}1
+            ;;
+            -* )
+            ;;
+            * )
+                srcfile=${D}1
+            ;;
+        esac
+        shift
+    done
+    depfile=\`basename ${D}srcfile | sed -e 's/\\..*${D}/.d/g'\`
+    depobjname=\`echo ${D}depfile |sed -e 's/\\.d/.o/g'\`
+    if test -f ${D}depfile ; then
+        sed -e "s,${D}depobjname:,${D}objfile:,g" ${D}depfile >${D}{DEPSDIR}/${D}{objfile}.d
+        rm -f ${D}depfile
+    else
+        depfile=\`basename ${D}objfile | sed -e 's/\\..*${D}/.d/g'\`
+        if test -f ${D}depfile ; then
+            sed -e "/^${D}objfile/!s,${D}depobjname:,${D}objfile:,g" ${D}depfile >${D}{DEPSDIR}/${D}{objfile}.d
+            rm -f ${D}depfile
+        fi
+    fi
+    exit 0
+elif test ${D}DEPSMODE = mwcc ; then
+    ${D}*
+    status=${D}?
+    if test ${D}{status} != 0 ; then
+        exit ${D}{status}
+    fi
+    # Run mwcc again with -MM and redirect into the dep file we want
+    # NOTE: We can't use shift here because we need ${D}* to be valid
+    prevarg=
+    for arg in ${D}* ; do
+        if test "${D}prevarg" = "-o"; then
+            objfile=${D}arg
+        else
+            case "${D}arg" in
+                -* )
+                ;;
+                * )
+                    srcfile=${D}arg
+                ;;
+            esac
+        fi
+        prevarg="${D}arg"
+    done
+    ${D}* ${D}DEPSFLAG_MWCC >${D}{DEPSDIR}/${D}{objfile}.d
+    exit 0
+else
+    ${D}*
+    exit ${D}?
+fi
+EOF
+dnl ===================== bk-deps ends here =====================
+])
+
+AC_DEFUN([AC_BAKEFILE_CREATE_FILE_SHARED_LD_SH],
+[
+dnl ===================== shared-ld-sh begins here =====================
+dnl    (Created by merge-scripts.py from shared-ld-sh
+dnl     file do not edit here!)
+D='$'
+cat <<EOF >shared-ld-sh
+#!/bin/sh
+#-----------------------------------------------------------------------------
+#-- Name:        distrib/mac/shared-ld-sh
+#-- Purpose:     Link a mach-o dynamic shared library for Darwin / Mac OS X
+#-- Author:      Gilles Depeyrot
+#-- Copyright:   (c) 2002 Gilles Depeyrot
+#-- Licence:     any use permitted
+#-----------------------------------------------------------------------------
+
+verbose=0
+args=""
+objects=""
+linking_flag="-dynamiclib"
+
+while test ${D}# -gt 0; do
+    case ${D}1 in
+
+       -v)
+        verbose=1
+        ;;
+
+       -o|-compatibility_version|-current_version|-framework|-undefined|-install_name)
+        # collect these options and values
+        args="${D}{args} ${D}1 ${D}2"
+        shift
+        ;;
+
+       -l*|-L*|-flat_namespace|-headerpad_max_install_names)
+        # collect these options
+        args="${D}{args} ${D}1"
+        ;;
+
+       -dynamiclib|-bundle)
+        linking_flag="${D}1"
+        ;;
+
+       -*)
+        echo "shared-ld: unhandled option '${D}1'"
+        exit 1
+        ;;
+
+        *.o | *.a | *.dylib)
+        # collect object files
+        objects="${D}{objects} ${D}1"
+        ;;
+
+        *)
+        echo "shared-ld: unhandled argument '${D}1'"
+        exit 1
+        ;;
+
+    esac
+    shift
+done
+
+#
+# Link one module containing all the others
+#
+if test ${D}{verbose} = 1; then
+    echo "c++ -r -keep_private_externs -nostdlib ${D}{objects} -o master.${D}${D}.o"
+fi
+c++ -r -keep_private_externs -nostdlib ${D}{objects} -o master.${D}${D}.o
+status=${D}?
+if test ${D}{status} != 0; then
+    exit ${D}{status}
+fi
+
+#
+# Link the shared library from the single module created
+#
+if test ${D}{verbose} = 1; then
+    echo "cc ${D}{linking_flag} master.${D}${D}.o ${D}{args}"
+fi
+c++ ${D}{linking_flag} master.${D}${D}.o ${D}{args}
+status=${D}?
+if test ${D}{status} != 0; then
+    exit ${D}{status}
+fi
+
+#
+# Remove intermediate module
+#
+rm -f master.${D}${D}.o
+
+exit 0
+EOF
+dnl ===================== shared-ld-sh ends here =====================
+])
+
+AC_DEFUN([AC_BAKEFILE_CREATE_FILE_BK_MAKE_PCH],
+[
+dnl ===================== bk-make-pch begins here =====================
+dnl    (Created by merge-scripts.py from bk-make-pch
+dnl     file do not edit here!)
+D='$'
+cat <<EOF >bk-make-pch
+#!/bin/sh
+
+# This script is part of Bakefile (http://bakefile.sourceforge.net) autoconf
+# script. It is used to generated precompiled headers.
+#
+# Permission is given to use this file in any way.
+
+outfile="${D}{1}"
+header="${D}{2}"
+shift
+shift
+
+compiler=
+headerfile=
+while test ${D}{#} -gt 0; do
+    case "${D}{1}" in
+        -I* )
+            incdir=\`echo ${D}{1} | sed -e 's/-I\\(.*\\)/\\1/g'\`
+            if test "x${D}{headerfile}" = "x" -a -f "${D}{incdir}/${D}{header}" ; then
+                headerfile="${D}{incdir}/${D}{header}"
+            fi
+        ;;
+    esac
+    compiler="${D}{compiler} ${D}{1}"
+    shift
+done
+
+if test "x${D}{headerfile}" = "x" ; then
+    echo "error: can't find header ${D}{header} in include paths" >2
+else
+    if test -f ${D}{outfile} ; then
+        rm -f ${D}{outfile}
+    else
+        mkdir -p \`dirname ${D}{outfile}\`
+    fi
+    depsfile=".deps/\`echo ${D}{outfile} | tr '/.' '__'\`.d"
+    mkdir -p .deps
+    # can do this because gcc is >= 3.4:
+    ${D}{compiler} -o ${D}{outfile} -MMD -MF "${D}{depsfile}" "${D}{headerfile}"
+    exit ${D}{?}
+fi
+EOF
+dnl ===================== bk-make-pch ends here =====================
+])
+
+# Configure paths for GTK+
+# Owen Taylor     1997-2001
+
+dnl AM_PATH_GTK_2_0([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, MODULES]]]])
+dnl Test for GTK+, and define GTK_CFLAGS and GTK_LIBS, if gthread is specified in MODULES, 
+dnl pass to pkg-config
+dnl
+AC_DEFUN([AM_PATH_GTK_2_0],
+[dnl 
+dnl Get the cflags and libraries from pkg-config
+dnl
+AC_ARG_ENABLE(gtktest, [  --disable-gtktest       do not try to compile and run a test GTK+ program],
+                   , enable_gtktest=yes)
+
+  pkg_config_args=gtk+-2.0
+  for module in . $4
+  do
+      case "$module" in
+         gthread) 
+             pkg_config_args="$pkg_config_args gthread-2.0"
+         ;;
+      esac
+  done
+
+  no_gtk=""
+
+  AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
+
+  if test x$PKG_CONFIG != xno ; then
+    if pkg-config --atleast-pkgconfig-version 0.7 ; then
+      :
+    else
+      echo "*** pkg-config too old; version 0.7 or better required."
+      no_gtk=yes
+      PKG_CONFIG=no
+    fi
+  else
+    no_gtk=yes
+  fi
+
+  min_gtk_version=ifelse([$1], ,2.0.0,$1)
+  AC_MSG_CHECKING(for GTK+ - version >= $min_gtk_version)
+
+  if test x$PKG_CONFIG != xno ; then
+    ## don't try to run the test against uninstalled libtool libs
+    if $PKG_CONFIG --uninstalled $pkg_config_args; then
+         echo "Will use uninstalled version of GTK+ found in PKG_CONFIG_PATH"
+         enable_gtktest=no
+    fi
+
+    if $PKG_CONFIG --atleast-version $min_gtk_version $pkg_config_args; then
+         :
+    else
+         no_gtk=yes
+    fi
+  fi
+
+  if test x"$no_gtk" = x ; then
+    GTK_CFLAGS=`$PKG_CONFIG $pkg_config_args --cflags`
+    GTK_LIBS=`$PKG_CONFIG $pkg_config_args --libs`
+    gtk_config_major_version=`$PKG_CONFIG --modversion gtk+-2.0 | \
+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
+    gtk_config_minor_version=`$PKG_CONFIG --modversion gtk+-2.0 | \
+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
+    gtk_config_micro_version=`$PKG_CONFIG --modversion gtk+-2.0 | \
+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
+    if test "x$enable_gtktest" = "xyes" ; then
+      ac_save_CFLAGS="$CFLAGS"
+      ac_save_LIBS="$LIBS"
+      CFLAGS="$CFLAGS $GTK_CFLAGS"
+      LIBS="$GTK_LIBS $LIBS"
+dnl
+dnl Now check if the installed GTK+ is sufficiently new. (Also sanity
+dnl checks the results of pkg-config to some extent)
+dnl
+      rm -f conf.gtktest
+      AC_TRY_RUN([
+#include <gtk/gtk.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+int 
+main ()
+{
+  int major, minor, micro;
+  char *tmp_version;
+
+  system ("touch conf.gtktest");
+
+  /* HP/UX 9 (%@#!) writes to sscanf strings */
+  tmp_version = g_strdup("$min_gtk_version");
+  if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, &micro) != 3) {
+     printf("%s, bad version string\n", "$min_gtk_version");
+     exit(1);
+   }
+
+  if ((gtk_major_version != $gtk_config_major_version) ||
+      (gtk_minor_version != $gtk_config_minor_version) ||
+      (gtk_micro_version != $gtk_config_micro_version))
+    {
+      printf("\n*** 'pkg-config --modversion gtk+-2.0' returned %d.%d.%d, but GTK+ (%d.%d.%d)\n", 
+             $gtk_config_major_version, $gtk_config_minor_version, $gtk_config_micro_version,
+             gtk_major_version, gtk_minor_version, gtk_micro_version);
+      printf ("*** was found! If pkg-config was correct, then it is best\n");
+      printf ("*** to remove the old version of GTK+. You may also be able to fix the error\n");
+      printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n");
+      printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
+      printf("*** required on your system.\n");
+      printf("*** If pkg-config was wrong, set the environment variable PKG_CONFIG_PATH\n");
+      printf("*** to point to the correct configuration files\n");
+    } 
+  else if ((gtk_major_version != GTK_MAJOR_VERSION) ||
+          (gtk_minor_version != GTK_MINOR_VERSION) ||
+           (gtk_micro_version != GTK_MICRO_VERSION))
+    {
+      printf("*** GTK+ header files (version %d.%d.%d) do not match\n",
+            GTK_MAJOR_VERSION, GTK_MINOR_VERSION, GTK_MICRO_VERSION);
+      printf("*** library (version %d.%d.%d)\n",
+            gtk_major_version, gtk_minor_version, gtk_micro_version);
+    }
+  else
+    {
+      if ((gtk_major_version > major) ||
+        ((gtk_major_version == major) && (gtk_minor_version > minor)) ||
+        ((gtk_major_version == major) && (gtk_minor_version == minor) && (gtk_micro_version >= micro)))
+      {
+        return 0;
+       }
+     else
+      {
+        printf("\n*** An old version of GTK+ (%d.%d.%d) was found.\n",
+               gtk_major_version, gtk_minor_version, gtk_micro_version);
+        printf("*** You need a version of GTK+ newer than %d.%d.%d. The latest version of\n",
+              major, minor, micro);
+        printf("*** GTK+ is always available from ftp://ftp.gtk.org.\n");
+        printf("***\n");
+        printf("*** If you have already installed a sufficiently new version, this error\n");
+        printf("*** probably means that the wrong copy of the pkg-config shell script is\n");
+        printf("*** being found. The easiest way to fix this is to remove the old version\n");
+        printf("*** of GTK+, but you can also set the PKG_CONFIG environment to point to the\n");
+        printf("*** correct copy of pkg-config. (In this case, you will have to\n");
+        printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n");
+        printf("*** so that the correct libraries are found at run-time))\n");
+      }
+    }
+  return 1;
+}
+],, no_gtk=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
+       CFLAGS="$ac_save_CFLAGS"
+       LIBS="$ac_save_LIBS"
+     fi
+  fi
+  if test "x$no_gtk" = x ; then
+     AC_MSG_RESULT(yes (version $gtk_config_major_version.$gtk_config_minor_version.$gtk_config_micro_version))
+     ifelse([$2], , :, [$2])     
+  else
+     AC_MSG_RESULT(no)
+     if test "$PKG_CONFIG" = "no" ; then
+       echo "*** A new enough version of pkg-config was not found."
+       echo "*** See http://pkgconfig.sourceforge.net"
+     else
+       if test -f conf.gtktest ; then
+        :
+       else
+          echo "*** Could not run GTK+ test program, checking why..."
+         ac_save_CFLAGS="$CFLAGS"
+         ac_save_LIBS="$LIBS"
+          CFLAGS="$CFLAGS $GTK_CFLAGS"
+          LIBS="$LIBS $GTK_LIBS"
+          AC_TRY_LINK([
+#include <gtk/gtk.h>
+#include <stdio.h>
+],      [ return ((gtk_major_version) || (gtk_minor_version) || (gtk_micro_version)); ],
+        [ echo "*** The test program compiled, but did not run. This usually means"
+          echo "*** that the run-time linker is not finding GTK+ or finding the wrong"
+          echo "*** version of GTK+. If it is not finding GTK+, you'll need to set your"
+          echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
+          echo "*** to the installed location  Also, make sure you have run ldconfig if that"
+          echo "*** is required on your system"
+         echo "***"
+          echo "*** If you have an old version installed, it is best to remove it, although"
+          echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH" ],
+        [ echo "*** The test program failed to compile or link. See the file config.log for the"
+          echo "*** exact error that occured. This usually means GTK+ is incorrectly installed."])
+          CFLAGS="$ac_save_CFLAGS"
+          LIBS="$ac_save_LIBS"
+       fi
+     fi
+     GTK_CFLAGS=""
+     GTK_LIBS=""
+     ifelse([$3], , :, [$3])
+  fi
+  AC_SUBST(GTK_CFLAGS)
+  AC_SUBST(GTK_LIBS)
+  rm -f conf.gtktest
+])
+
+# Configure paths for GTK+
+# Owen Taylor     97-11-3
 
-# Output filename(s).
-do_backup=0;
-if @<:@ -z ${D}outFile @:>@; then
-    do_backup=1;
-    set outFile ${D}inputFiles; outFile=${D}2
-fi
+dnl AM_PATH_GTK([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, MODULES]]]])
+dnl Test for GTK, and define GTK_CFLAGS and GTK_LIBS
+dnl
+AC_DEFUN(AM_PATH_GTK,
+[dnl 
+dnl Get the cflags and libraries from the gtk-config script
+dnl
+AC_ARG_WITH(gtk-prefix,[  --with-gtk-prefix=PFX   Prefix where GTK is installed (optional)],
+            gtk_config_prefix="$withval", gtk_config_prefix="")
+AC_ARG_WITH(gtk-exec-prefix,[  --with-gtk-exec-prefix=PFX Exec prefix where GTK is installed (optional)],
+            gtk_config_exec_prefix="$withval", gtk_config_exec_prefix="")
+AC_ARG_ENABLE(gtktest, [  --disable-gtktest       Do not try to compile and run a test GTK program],
+                   , enable_gtktest=yes)
 
-# If it is an archive, remove the '!' and the '_%' suffixes
-case ${D}outFile in
-*_%!)
-    outFile=\`basnam ${D}outFile _%!\`
-    ;;
-*)
-    ;;
-esac
-case ${D}outFile in
-*.dll)
-    outFile=\`basnam ${D}outFile .dll\`
-    ;;
-*.DLL)
-    outFile=\`basnam ${D}outFile .DLL\`
-    ;;
-*.o)
-    outFile=\`basnam ${D}outFile .o\`
-    ;;
-*.obj)
-    outFile=\`basnam ${D}outFile .obj\`
-    ;;
-*.a)
-    outFile=\`basnam ${D}outFile .a\`
-    ;;
-*.lib)
-    outFile=\`basnam ${D}outFile .lib\`
-    ;;
-*)
-    ;;
-esac
-case ${D}outimpFile in
-*.a)
-    outimpFile=\`basnam ${D}outimpFile .a\`
-    ;;
-*.lib)
-    outimpFile=\`basnam ${D}outimpFile .lib\`
-    ;;
-*)
-    ;;
-esac
-if @<:@ -z ${D}outimpFile @:>@; then
-    outimpFile=${D}outFile
-fi
-defFile="${D}{outFile}.def"
-arcFile="${D}{outimpFile}.a"
-arcFile2="${D}{outimpFile}.lib"
-dllFile="${D}outFile"
-# Add suffix to dllFile later, first we need a version to use as
-# name in .def file.
+  for module in . $4
+  do
+      case "$module" in
+         gthread) 
+             gtk_config_args="$gtk_config_args gthread"
+         ;;
+      esac
+  done
 
-if @<:@ ${D}do_backup -ne 0 @:>@ ; then
-    if @<:@ -f ${D}arcFile @:>@ ; then
-        doCommand "mv ${D}arcFile ${D}{outFile}_s.a"
-    fi
-    if @<:@ -f ${D}arcFile2 @:>@ ; then
-        doCommand "mv ${D}arcFile2 ${D}{outFile}_s.lib"
-    fi
-fi
+  if test x$gtk_config_exec_prefix != x ; then
+     gtk_config_args="$gtk_config_args --exec-prefix=$gtk_config_exec_prefix"
+     if test x${GTK_CONFIG+set} != xset ; then
+        GTK_CONFIG=$gtk_config_exec_prefix/bin/gtk-config
+     fi
+  fi
+  if test x$gtk_config_prefix != x ; then
+     gtk_config_args="$gtk_config_args --prefix=$gtk_config_prefix"
+     if test x${GTK_CONFIG+set} != xset ; then
+        GTK_CONFIG=$gtk_config_prefix/bin/gtk-config
+     fi
+  fi
 
-# Extract public symbols from all the object files.
-tmpdefFile=${D}{defFile}_%
-rm -f ${D}tmpdefFile
-for file in ${D}inputFiles ; do
-    case ${D}file in
-    *!)
-        ;;
-    *)
-        doCommand "emxexp -u ${D}file >> ${D}tmpdefFile"
-        ;;
-    esac
-done
+  AC_PATH_PROG(GTK_CONFIG, gtk-config, no)
+  min_gtk_version=ifelse([$1], ,0.99.7,$1)
+  AC_MSG_CHECKING(for GTK - version >= $min_gtk_version)
+  no_gtk=""
+  if test "$GTK_CONFIG" = "no" ; then
+    no_gtk=yes
+  else
+    GTK_CFLAGS=`$GTK_CONFIG $gtk_config_args --cflags`
+    GTK_LIBS=`$GTK_CONFIG $gtk_config_args --libs`
+    gtk_config_major_version=`$GTK_CONFIG $gtk_config_args --version | \
+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
+    gtk_config_minor_version=`$GTK_CONFIG $gtk_config_args --version | \
+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
+    gtk_config_micro_version=`$GTK_CONFIG $gtk_config_args --version | \
+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
+    if test "x$enable_gtktest" = "xyes" ; then
+      ac_save_CFLAGS="$CFLAGS"
+      ac_save_LIBS="$LIBS"
+      CFLAGS="$CFLAGS $GTK_CFLAGS"
+      LIBS="$GTK_LIBS $LIBS"
+dnl
+dnl Now check if the installed GTK is sufficiently new. (Also sanity
+dnl checks the results of gtk-config to some extent
+dnl
+      rm -f conf.gtktest
+      AC_TRY_RUN([
+#include <gtk/gtk.h>
+#include <stdio.h>
+#include <stdlib.h>
 
-# Create the def file.
-rm -f ${D}defFile
-echo "LIBRARY \`basnam ${D}dllFile\` ${D}library_flags" >> ${D}defFile
-dllFile="${D}dllFile.dll"
-if @<:@ -n ${D}description @:>@; then
-    echo "DESCRIPTION  \\"${D}{description}\\"" >> ${D}defFile
-fi
-echo "EXPORTS" >> ${D}defFile
+int 
+main ()
+{
+  int major, minor, micro;
+  char *tmp_version;
 
-doCommand "cat ${D}tmpdefFile | sort.exe | uniq.exe > ${D}{tmpdefFile}%"
-grep -v "^ *;" < ${D}{tmpdefFile}% | grep -v "^ *${D}" >${D}tmpdefFile
+  system ("touch conf.gtktest");
 
-# Checks if the export is ok or not.
-for word in ${D}exclude_symbols; do
-    grep -v ${D}word < ${D}tmpdefFile >${D}{tmpdefFile}%
-    mv ${D}{tmpdefFile}% ${D}tmpdefFile
-done
+  /* HP/UX 9 (%@#!) writes to sscanf strings */
+  tmp_version = g_strdup("$min_gtk_version");
+  if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, &micro) != 3) {
+     printf("%s, bad version string\n", "$min_gtk_version");
+     exit(1);
+   }
 
+  if ((gtk_major_version != $gtk_config_major_version) ||
+      (gtk_minor_version != $gtk_config_minor_version) ||
+      (gtk_micro_version != $gtk_config_micro_version))
+    {
+      printf("\n*** 'gtk-config --version' returned %d.%d.%d, but GTK+ (%d.%d.%d)\n", 
+             $gtk_config_major_version, $gtk_config_minor_version, $gtk_config_micro_version,
+             gtk_major_version, gtk_minor_version, gtk_micro_version);
+      printf ("*** was found! If gtk-config was correct, then it is best\n");
+      printf ("*** to remove the old version of GTK+. You may also be able to fix the error\n");
+      printf("*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n");
+      printf("*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n");
+      printf("*** required on your system.\n");
+      printf("*** If gtk-config was wrong, set the environment variable GTK_CONFIG\n");
+      printf("*** to point to the correct copy of gtk-config, and remove the file config.cache\n");
+      printf("*** before re-running configure\n");
+    } 
+#if defined (GTK_MAJOR_VERSION) && defined (GTK_MINOR_VERSION) && defined (GTK_MICRO_VERSION)
+  else if ((gtk_major_version != GTK_MAJOR_VERSION) ||
+          (gtk_minor_version != GTK_MINOR_VERSION) ||
+           (gtk_micro_version != GTK_MICRO_VERSION))
+    {
+      printf("*** GTK+ header files (version %d.%d.%d) do not match\n",
+            GTK_MAJOR_VERSION, GTK_MINOR_VERSION, GTK_MICRO_VERSION);
+      printf("*** library (version %d.%d.%d)\n",
+            gtk_major_version, gtk_minor_version, gtk_micro_version);
+    }
+#endif /* defined (GTK_MAJOR_VERSION) ... */
+  else
+    {
+      if ((gtk_major_version > major) ||
+        ((gtk_major_version == major) && (gtk_minor_version > minor)) ||
+        ((gtk_major_version == major) && (gtk_minor_version == minor) && (gtk_micro_version >= micro)))
+      {
+        return 0;
+       }
+     else
+      {
+        printf("\n*** An old version of GTK+ (%d.%d.%d) was found.\n",
+               gtk_major_version, gtk_minor_version, gtk_micro_version);
+        printf("*** You need a version of GTK+ newer than %d.%d.%d. The latest version of\n",
+              major, minor, micro);
+        printf("*** GTK+ is always available from ftp://ftp.gtk.org.\n");
+        printf("***\n");
+        printf("*** If you have already installed a sufficiently new version, this error\n");
+        printf("*** probably means that the wrong copy of the gtk-config shell script is\n");
+        printf("*** being found. The easiest way to fix this is to remove the old version\n");
+        printf("*** of GTK+, but you can also set the GTK_CONFIG environment to point to the\n");
+        printf("*** correct copy of gtk-config. (In this case, you will have to\n");
+        printf("*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n");
+        printf("*** so that the correct libraries are found at run-time))\n");
+      }
+    }
+  return 1;
+}
+],, no_gtk=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
+       CFLAGS="$ac_save_CFLAGS"
+       LIBS="$ac_save_LIBS"
+     fi
+  fi
+  if test "x$no_gtk" = x ; then
+     AC_MSG_RESULT(yes)
+     ifelse([$2], , :, [$2])     
+  else
+     AC_MSG_RESULT(no)
+     if test "$GTK_CONFIG" = "no" ; then
+       echo "*** The gtk-config script installed by GTK could not be found"
+       echo "*** If GTK was installed in PREFIX, make sure PREFIX/bin is in"
+       echo "*** your path, or set the GTK_CONFIG environment variable to the"
+       echo "*** full path to gtk-config."
+     else
+       if test -f conf.gtktest ; then
+        :
+       else
+          echo "*** Could not run GTK test program, checking why..."
+          CFLAGS="$CFLAGS $GTK_CFLAGS"
+          LIBS="$LIBS $GTK_LIBS"
+          AC_TRY_LINK([
+#include <gtk/gtk.h>
+#include <stdio.h>
+],      [ return ((gtk_major_version) || (gtk_minor_version) || (gtk_micro_version)); ],
+        [ echo "*** The test program compiled, but did not run. This usually means"
+          echo "*** that the run-time linker is not finding GTK or finding the wrong"
+          echo "*** version of GTK. If it is not finding GTK, you'll need to set your"
+          echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
+          echo "*** to the installed location  Also, make sure you have run ldconfig if that"
+          echo "*** is required on your system"
+         echo "***"
+          echo "*** If you have an old version installed, it is best to remove it, although"
+          echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"
+          echo "***"
+          echo "*** If you have a RedHat 5.0 system, you should remove the GTK package that"
+          echo "*** came with the system with the command"
+          echo "***"
+          echo "***    rpm --erase --nodeps gtk gtk-devel" ],
+        [ echo "*** The test program failed to compile or link. See the file config.log for the"
+          echo "*** exact error that occured. This usually means GTK was incorrectly installed"
+          echo "*** or that you have moved GTK since it was installed. In the latter case, you"
+          echo "*** may want to edit the gtk-config script: $GTK_CONFIG" ])
+          CFLAGS="$ac_save_CFLAGS"
+          LIBS="$ac_save_LIBS"
+       fi
+     fi
+     GTK_CFLAGS=""
+     GTK_LIBS=""
+     ifelse([$3], , :, [$3])
+  fi
+  AC_SUBST(GTK_CFLAGS)
+  AC_SUBST(GTK_LIBS)
+  rm -f conf.gtktest
+])
 
-if @<:@ ${D}EXPORT_BY_ORDINALS -ne 0 @:>@; then
-    sed "=" < ${D}tmpdefFile | \\
-    sed '
-      N
-      : loop
-      s/^\\(@<:@0-9@:>@\\+\\)\\(@<:@^;@:>@*\\)\\(;.*\\)\\?/\\2 @\\1 NONAME/
-      t loop
-    ' > ${D}{tmpdefFile}%
-    grep -v "^ *${D}" < ${D}{tmpdefFile}% > ${D}tmpdefFile
-else
-    rm -f ${D}{tmpdefFile}%
-fi
-cat ${D}tmpdefFile >> ${D}defFile
-rm -f ${D}tmpdefFile
 
-# Do linking, create implib, and apply lxlite.
-gccCmdl="";
-for file in ${D}inputFiles ; do
-    case ${D}file in
-    *!)
-        ;;
-    *)
-        gccCmdl="${D}gccCmdl ${D}file"
-        ;;
-    esac
-done
-doCommand "${D}CC ${D}CFLAGS -Zdll -o ${D}dllFile ${D}defFile ${D}gccCmdl ${D}EXTRA_CFLAGS"
-touch "${D}{outFile}.dll"
+dnl PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not)
+dnl defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page
+dnl also defines GSTUFF_PKG_ERRORS on error
+AC_DEFUN(PKG_CHECK_MODULES, [
+  succeeded=no
 
-doCommand "emximp -o ${D}arcFile ${D}defFile"
-if @<:@ ${D}flag_USE_LXLITE -ne 0 @:>@; then
-    add_flags="";
-    if @<:@ ${D}EXPORT_BY_ORDINALS -ne 0 @:>@; then
-        add_flags="-ynd"
-    fi
-    doCommand "lxlite -cs -t: -mrn -mln ${D}add_flags ${D}dllFile"
-fi
-doCommand "emxomf -s -l ${D}arcFile"
+  if test -z "$PKG_CONFIG"; then
+    AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
+  fi
 
-# Successful exit.
-CleanUp 1
-exit 0
-EOF
-dnl ===================== dllar.sh ends here =====================
-])
+  if test "$PKG_CONFIG" = "no" ; then
+     echo "*** The pkg-config script could not be found. Make sure it is"
+     echo "*** in your path, or set the PKG_CONFIG environment variable"
+     echo "*** to the full path to pkg-config."
+     echo "*** Or see http://www.freedesktop.org/software/pkgconfig to get pkg-config."
+  else
+     PKG_CONFIG_MIN_VERSION=0.9.0
+     if $PKG_CONFIG --atleast-pkgconfig-version $PKG_CONFIG_MIN_VERSION; then
+        AC_MSG_CHECKING(for $2)
 
-AC_DEFUN([AC_BAKEFILE_CREATE_FILE_BK_DEPS],
-[
-dnl ===================== bk-deps begins here =====================
-D='$'
-cat <<EOF >bk-deps
-#!/bin/sh
+        if $PKG_CONFIG --exists "$2" ; then
+            AC_MSG_RESULT(yes)
+            succeeded=yes
 
-# This script is part of Bakefile (http://bakefile.sourceforge.net) autoconf
-# script. It is used to track C/C++ files dependencies in portable way.
-#
-# Permission is given to use this file in any way.
+            AC_MSG_CHECKING($1_CFLAGS)
+            $1_CFLAGS=`$PKG_CONFIG --cflags "$2"`
+            AC_MSG_RESULT($$1_CFLAGS)
 
-DEPSMODE=${DEPSMODE}
-DEPSDIR=.deps
-DEPSFLAG_GCC="${DEPSFLAG_GCC}"
+            AC_MSG_CHECKING($1_LIBS)
+            $1_LIBS=`$PKG_CONFIG --libs "$2"`
+            AC_MSG_RESULT($$1_LIBS)
+        else
+            $1_CFLAGS=""
+            $1_LIBS=""
+            ## If we have a custom action on failure, don't print errors, but 
+            ## do set a variable so people can do so.
+            $1_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"`
+            ifelse([$4], ,echo $$1_PKG_ERRORS,)
+        fi
 
-mkdir -p ${D}DEPSDIR
+        AC_SUBST($1_CFLAGS)
+        AC_SUBST($1_LIBS)
+     else
+        echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer."
+        echo "*** See http://www.freedesktop.org/software/pkgconfig"
+     fi
+  fi
 
-if test ${D}DEPSMODE = gcc ; then
-    ${D}* ${D}{DEPSFLAG_GCC}
-    status=${D}?
-    if test ${D}{status} != 0 ; then
-        exit ${D}{status}
-    fi
-    # move created file to the location we want it in:
-    while test ${D}# -gt 0; do
-        case "${D}1" in
-            -o )
-                shift
-                objfile=${D}1
-            ;;
-            -* )
-            ;;
-            * )
-                srcfile=${D}1
-            ;;
-        esac
-        shift
-    done
-    depfile=\`basename ${D}srcfile | sed -e 's/\\..*${D}/.d/g'\`
-    depobjname=\`echo ${D}depfile |sed -e 's/\\.d/.o/g'\`
-    if test -f ${D}depfile ; then
-        sed -e "s,${D}depobjname:,${D}objfile:,g" ${D}depfile >${D}{DEPSDIR}/${D}{objfile}.d
-        rm -f ${D}depfile
-    else
-        depfile=\`basename ${D}objfile | sed -e 's/\\..*${D}/.d/g'\`
-        if test -f ${D}depfile ; then
-            sed -e "/^${D}objfile/!s,${D}depobjname:,${D}objfile:,g" ${D}depfile >${D}{DEPSDIR}/${D}{objfile}.d
-            rm -f ${D}depfile
-        fi
-    fi
-    exit 0
-else
-    ${D}*
-    exit ${D}?
-fi
-EOF
-dnl ===================== bk-deps ends here =====================
+  if test $succeeded = yes; then
+     ifelse([$3], , :, [$3])
+  else
+     ifelse([$4], , AC_MSG_ERROR([Library requirements ($2) not met; consider adjusting the PKG_CONFIG_PATH environment variable if your libraries are in a nonstandard prefix so pkg-config can find them.]), [$4])
+  fi
 ])
 
-AC_DEFUN([AC_BAKEFILE_CREATE_FILE_SHARED_LD_SH],
-[
-dnl ===================== shared-ld-sh begins here =====================
-D='$'
-cat <<EOF >shared-ld-sh
-#!/bin/sh
-#-----------------------------------------------------------------------------
-#-- Name:        distrib/mac/shared-ld-sh
-#-- Purpose:     Link a mach-o dynamic shared library for Darwin / Mac OS X
-#-- Author:      Gilles Depeyrot
-#-- Copyright:   (c) 2002 Gilles Depeyrot
-#-- Licence:     any use permitted
-#-----------------------------------------------------------------------------
-
-verbose=0
-args=""
-objects=""
-linking_flag="-dynamiclib"
 
-while test ${D}# -gt 0; do
-    case ${D}1 in
 
-       -v)
-        verbose=1
-        ;;
+# Configure paths for SDL
+# Sam Lantinga 9/21/99
+# stolen from Manish Singh
+# stolen back from Frank Belew
+# stolen from Manish Singh
+# Shamelessly stolen from Owen Taylor
 
-       -o|-compatibility_version|-current_version|-framework|-undefined|-install_name)
-        # collect these options and values
-        args="${D}{args} ${D}1 ${D}2"
-        shift
-        ;;
+dnl AM_PATH_SDL([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
+dnl Test for SDL, and define SDL_CFLAGS and SDL_LIBS
+dnl
+AC_DEFUN([AM_PATH_SDL],
+[dnl 
+dnl Get the cflags and libraries from the sdl-config script
+dnl
+AC_ARG_WITH(sdl-prefix,[  --with-sdl-prefix=PFX   Prefix where SDL is installed (optional)],
+            sdl_prefix="$withval", sdl_prefix="")
+AC_ARG_WITH(sdl-exec-prefix,[  --with-sdl-exec-prefix=PFX Exec prefix where SDL is installed (optional)],
+            sdl_exec_prefix="$withval", sdl_exec_prefix="")
+AC_ARG_ENABLE(sdltest, [  --disable-sdltest       Do not try to compile and run a test SDL program],
+                   , enable_sdltest=yes)
 
-       -l*|-L*|-flat_namespace|-headerpad_max_install_names)
-        # collect these options
-        args="${D}{args} ${D}1"
-        ;;
+  if test x$sdl_exec_prefix != x ; then
+     sdl_args="$sdl_args --exec-prefix=$sdl_exec_prefix"
+     if test x${SDL_CONFIG+set} != xset ; then
+        SDL_CONFIG=$sdl_exec_prefix/bin/sdl-config
+     fi
+  fi
+  if test x$sdl_prefix != x ; then
+     sdl_args="$sdl_args --prefix=$sdl_prefix"
+     if test x${SDL_CONFIG+set} != xset ; then
+        SDL_CONFIG=$sdl_prefix/bin/sdl-config
+     fi
+  fi
 
-       -dynamiclib|-bundle)
-        linking_flag="${D}1"
-        ;;
+  AC_REQUIRE([AC_CANONICAL_TARGET])
+  PATH="$prefix/bin:$prefix/usr/bin:$PATH"
+  AC_PATH_PROG(SDL_CONFIG, sdl-config, no, [$PATH])
+  min_sdl_version=ifelse([$1], ,0.11.0,$1)
+  AC_MSG_CHECKING(for SDL - version >= $min_sdl_version)
+  no_sdl=""
+  if test "$SDL_CONFIG" = "no" ; then
+    no_sdl=yes
+  else
+    SDL_CFLAGS=`$SDL_CONFIG $sdlconf_args --cflags`
+    SDL_LIBS=`$SDL_CONFIG $sdlconf_args --libs`
 
-       -*)
-        echo "shared-ld: unhandled option '${D}1'"
-        exit 1
-        ;;
+    sdl_major_version=`$SDL_CONFIG $sdl_args --version | \
+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'`
+    sdl_minor_version=`$SDL_CONFIG $sdl_args --version | \
+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'`
+    sdl_micro_version=`$SDL_CONFIG $sdl_config_args --version | \
+           sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'`
+    if test "x$enable_sdltest" = "xyes" ; then
+      ac_save_CFLAGS="$CFLAGS"
+      ac_save_CXXFLAGS="$CXXFLAGS"
+      ac_save_LIBS="$LIBS"
+      CFLAGS="$CFLAGS $SDL_CFLAGS"
+      CXXFLAGS="$CXXFLAGS $SDL_CFLAGS"
+      LIBS="$LIBS $SDL_LIBS"
+dnl
+dnl Now check if the installed SDL is sufficiently new. (Also sanity
+dnl checks the results of sdl-config to some extent
+dnl
+      rm -f conf.sdltest
+      AC_TRY_RUN([
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include "SDL.h"
 
-        *.o | *.a | *.dylib)
-        # collect object files
-        objects="${D}{objects} ${D}1"
-        ;;
+char*
+my_strdup (char *str)
+{
+  char *new_str;
+  
+  if (str)
+    {
+      new_str = (char *)malloc ((strlen (str) + 1) * sizeof(char));
+      strcpy (new_str, str);
+    }
+  else
+    new_str = NULL;
+  
+  return new_str;
+}
 
-        *)
-        echo "shared-ld: unhandled argument '${D}1'"
-        exit 1
-        ;;
+int main (int argc, char *argv[])
+{
+  int major, minor, micro;
+  char *tmp_version;
 
-    esac
-    shift
-done
+  /* This hangs on some systems (?)
+  system ("touch conf.sdltest");
+  */
+  { FILE *fp = fopen("conf.sdltest", "a"); if ( fp ) fclose(fp); }
 
-#
-# Link one module containing all the others
-#
-if test ${D}{verbose} = 1; then
-    echo "c++ -r -keep_private_externs -nostdlib ${D}{objects} -o master.${D}${D}.o"
-fi
-c++ -r -keep_private_externs -nostdlib ${D}{objects} -o master.${D}${D}.o
-status=${D}?
-if test ${D}{status} != 0; then
-    exit ${D}{status}
-fi
+  /* HP/UX 9 (%@#!) writes to sscanf strings */
+  tmp_version = my_strdup("$min_sdl_version");
+  if (sscanf(tmp_version, "%d.%d.%d", &major, &minor, &micro) != 3) {
+     printf("%s, bad version string\n", "$min_sdl_version");
+     exit(1);
+   }
 
-#
-# Link the shared library from the single module created
-#
-if test ${D}{verbose} = 1; then
-    echo "cc ${D}{linking_flag} master.${D}${D}.o ${D}{args}"
-fi
-c++ ${D}{linking_flag} master.${D}${D}.o ${D}{args}
-status=${D}?
-if test ${D}{status} != 0; then
-    exit ${D}{status}
-fi
+   if (($sdl_major_version > major) ||
+      (($sdl_major_version == major) && ($sdl_minor_version > minor)) ||
+      (($sdl_major_version == major) && ($sdl_minor_version == minor) && ($sdl_micro_version >= micro)))
+    {
+      return 0;
+    }
+  else
+    {
+      printf("\n*** 'sdl-config --version' returned %d.%d.%d, but the minimum version\n", $sdl_major_version, $sdl_minor_version, $sdl_micro_version);
+      printf("*** of SDL required is %d.%d.%d. If sdl-config is correct, then it is\n", major, minor, micro);
+      printf("*** best to upgrade to the required version.\n");
+      printf("*** If sdl-config was wrong, set the environment variable SDL_CONFIG\n");
+      printf("*** to point to the correct copy of sdl-config, and remove the file\n");
+      printf("*** config.cache before re-running configure\n");
+      return 1;
+    }
+}
 
-#
-# Remove intermediate module
-#
-rm -f master.${D}${D}.o
+],, no_sdl=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
+       CFLAGS="$ac_save_CFLAGS"
+       CXXFLAGS="$ac_save_CXXFLAGS"
+       LIBS="$ac_save_LIBS"
+     fi
+  fi
+  if test "x$no_sdl" = x ; then
+     AC_MSG_RESULT(yes)
+     ifelse([$2], , :, [$2])     
+  else
+     AC_MSG_RESULT(no)
+     if test "$SDL_CONFIG" = "no" ; then
+       echo "*** The sdl-config script installed by SDL could not be found"
+       echo "*** If SDL was installed in PREFIX, make sure PREFIX/bin is in"
+       echo "*** your path, or set the SDL_CONFIG environment variable to the"
+       echo "*** full path to sdl-config."
+     else
+       if test -f conf.sdltest ; then
+        :
+       else
+          echo "*** Could not run SDL test program, checking why..."
+          CFLAGS="$CFLAGS $SDL_CFLAGS"
+          CXXFLAGS="$CXXFLAGS $SDL_CFLAGS"
+          LIBS="$LIBS $SDL_LIBS"
+          AC_TRY_LINK([
+#include <stdio.h>
+#include "SDL.h"
 
-exit 0
-EOF
-dnl ===================== shared-ld-sh ends here =====================
+int main(int argc, char *argv[])
+{ return 0; }
+#undef  main
+#define main K_and_R_C_main
+],      [ return 0; ],
+        [ echo "*** The test program compiled, but did not run. This usually means"
+          echo "*** that the run-time linker is not finding SDL or finding the wrong"
+          echo "*** version of SDL. If it is not finding SDL, you'll need to set your"
+          echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
+          echo "*** to the installed location  Also, make sure you have run ldconfig if that"
+          echo "*** is required on your system"
+         echo "***"
+          echo "*** If you have an old version installed, it is best to remove it, although"
+          echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"],
+        [ echo "*** The test program failed to compile or link. See the file config.log for the"
+          echo "*** exact error that occured. This usually means SDL was incorrectly installed"
+          echo "*** or that you have moved SDL since it was installed. In the latter case, you"
+          echo "*** may want to edit the sdl-config script: $SDL_CONFIG" ])
+          CFLAGS="$ac_save_CFLAGS"
+          CXXFLAGS="$ac_save_CXXFLAGS"
+          LIBS="$ac_save_LIBS"
+       fi
+     fi
+     SDL_CFLAGS=""
+     SDL_LIBS=""
+     ifelse([$3], , :, [$3])
+  fi
+  AC_SUBST(SDL_CFLAGS)
+  AC_SUBST(SDL_LIBS)
+  rm -f conf.sdltest
 ])
 
-AC_DEFUN([AC_BAKEFILE_CREATE_FILE_BK_MAKE_PCH],
-[
-dnl ===================== bk-make-pch begins here =====================
-D='$'
-cat <<EOF >bk-make-pch
-#!/bin/sh
-
-# This script is part of Bakefile (http://bakefile.sourceforge.net) autoconf
-# script. It is used to generated precompiled headers.
-#
-# Permission is given to use this file in any way.
+dnl Perform a check for a GStreamer element using gst-inspect
+dnl Thomas Vander Stichele <thomas at apestaart dot org>
+dnl Last modification: 25/01/2005
 
-outfile="${D}{1}"
-header="${D}{2}"
-shift
-shift
+dnl AM_GST_ELEMENT_CHECK(ELEMENT-NAME, ACTION-IF-FOUND, ACTION-IF-NOT-FOUND)
 
-compiler=
-headerfile=
-while test ${D}{#} -gt 0; do
-    case "${D}{1}" in
-        -I* )
-            incdir=\`echo ${D}{1} | sed -e 's/-I\\(.*\\)/\\1/g'\`
-            if test "x${D}{headerfile}" = "x" -a -f "${D}{incdir}/${D}{header}" ; then
-                headerfile="${D}{incdir}/${D}{header}"
-            fi
-        ;;
-    esac
-    compiler="${D}{compiler} ${D}{1}"
-    shift
-done
+AC_DEFUN([AM_GST_ELEMENT_CHECK],
+[
+  if test "x$GST_INSPECT" == "x"; then
+    AC_CHECK_PROG(GST_INSPECT, gst-inspect, gst-inspect, [])
+  fi
 
-if test "x${D}{headerfile}" = "x" ; then
-    echo "error: can't find header ${D}{header} in include paths" >2
-else
-    if test -f ${D}{outfile} ; then
-        rm -f ${D}{outfile}
+  if test "x$GST_INSPECT" != "x"; then
+    AC_MSG_CHECKING(GStreamer element $1)
+    if [ $GST_INSPECT $1 > /dev/null 2> /dev/null ]; then
+      AC_MSG_RESULT(found.)
+      $2
     else
-        mkdir -p \`dirname ${D}{outfile}\`
+      AC_MSG_RESULT(not found.)
+      $3
     fi
-    depsfile=".deps/\`echo ${D}{outfile} | tr '/.' '__'\`.d"
-    mkdir -p .deps
-    # can do this because gcc is >= 3.4:
-    ${D}{compiler} -o ${D}{outfile} -MMD -MF "${D}{depsfile}" "${D}{headerfile}"
-    exit ${D}{?}
-fi
-EOF
-dnl ===================== bk-make-pch ends here =====================
+  fi
 ])
 
 dnl