+ # If we find X, set shell vars x_includes and x_libraries to the
+# paths, otherwise set no_x=yes.
+# Uses ac_ vars as temps to allow command line to override cache and checks.
+# --without-x overrides everything else, but does not touch the cache.
+echo $ac_n "checking for X""... $ac_c" 1>&6
+echo "configure:7286: checking for X" >&5
+
+# Check whether --with-x or --without-x was given.
+if test "${with_x+set}" = set; then
+ withval="$with_x"
+ :
+fi
+
+# $have_x is `yes', `no', `disabled', or empty when we do not yet know.
+if test "x$with_x" = xno; then
+ # The user explicitly disabled X.
+ have_x=disabled
+else
+ if test "x$x_includes" != xNONE && test "x$x_libraries" != xNONE; then
+ # Both variables are already set.
+ have_x=yes
+ else
+if eval "test \"`echo '$''{'ac_cv_have_x'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ # One or both of the vars are not set, and there is no cached value.
+ac_x_includes=NO ac_x_libraries=NO
+rm -fr conftestdir
+if mkdir conftestdir; then
+ cd conftestdir
+ # Make sure to not put "make" in the Imakefile rules, since we grep it out.
+ cat > Imakefile <<'EOF'
+acfindx:
+ @echo 'ac_im_incroot="${INCROOT}"; ac_im_usrlibdir="${USRLIBDIR}"; ac_im_libdir="${LIBDIR}"'
+EOF
+ if (xmkmf) >/dev/null 2>/dev/null && test -f Makefile; then
+ # GNU make sometimes prints "make[1]: Entering...", which would confuse us.
+ eval `${MAKE-make} acfindx 2>/dev/null | grep -v make`
+ # Open Windows xmkmf reportedly sets LIBDIR instead of USRLIBDIR.
+ for ac_extension in a so sl; do
+ if test ! -f $ac_im_usrlibdir/libX11.$ac_extension &&
+ test -f $ac_im_libdir/libX11.$ac_extension; then
+ ac_im_usrlibdir=$ac_im_libdir; break
+ fi
+ done
+ # Screen out bogus values from the imake configuration. They are
+ # bogus both because they are the default anyway, and because
+ # using them would break gcc on systems where it needs fixed includes.
+ case "$ac_im_incroot" in
+ /usr/include) ;;
+ *) test -f "$ac_im_incroot/X11/Xos.h" && ac_x_includes="$ac_im_incroot" ;;
+ esac
+ case "$ac_im_usrlibdir" in
+ /usr/lib | /lib) ;;
+ *) test -d "$ac_im_usrlibdir" && ac_x_libraries="$ac_im_usrlibdir" ;;
+ esac
+ fi
+ cd ..
+ rm -fr conftestdir
+fi
+
+if test "$ac_x_includes" = NO; then
+ # Guess where to find include files, by looking for this one X11 .h file.
+ test -z "$x_direct_test_include" && x_direct_test_include=X11/Intrinsic.h
+
+ # First, try using that file with no special directory specified.
+cat > conftest.$ac_ext <<EOF
+#line 7348 "configure"
+#include "confdefs.h"
+#include <$x_direct_test_include>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:7353: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ # We can compile using X headers with no special include directory.
+ac_x_includes=
+else
+ echo "$ac_err" >&5
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ # Look for the header file in a standard set of common directories.
+# Check X11 before X11Rn because it is often a symlink to the current release.
+ for ac_dir in \
+ /usr/X11/include \
+ /usr/X11R6/include \
+ /usr/X11R5/include \
+ /usr/X11R4/include \
+ \
+ /usr/include/X11 \
+ /usr/include/X11R6 \
+ /usr/include/X11R5 \
+ /usr/include/X11R4 \
+ \
+ /usr/local/X11/include \
+ /usr/local/X11R6/include \
+ /usr/local/X11R5/include \
+ /usr/local/X11R4/include \
+ \
+ /usr/local/include/X11 \
+ /usr/local/include/X11R6 \
+ /usr/local/include/X11R5 \
+ /usr/local/include/X11R4 \
+ \
+ /usr/X386/include \
+ /usr/x386/include \
+ /usr/XFree86/include/X11 \
+ \
+ /usr/include \
+ /usr/local/include \
+ /usr/unsupported/include \
+ /usr/athena/include \
+ /usr/local/x11r5/include \
+ /usr/lpp/Xamples/include \
+ \
+ /usr/openwin/include \
+ /usr/openwin/share/include \
+ ; \
+ do
+ if test -r "$ac_dir/$x_direct_test_include"; then
+ ac_x_includes=$ac_dir
+ break
+ fi
+ done
+fi
+rm -f conftest*
+fi # $ac_x_includes = NO
+
+if test "$ac_x_libraries" = NO; then
+ # Check for the libraries.
+
+ test -z "$x_direct_test_library" && x_direct_test_library=Xt
+ test -z "$x_direct_test_function" && x_direct_test_function=XtMalloc
+
+ # See if we find them without any special options.
+ # Don't add to $LIBS permanently.
+ ac_save_LIBS="$LIBS"
+ LIBS="-l$x_direct_test_library $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 7422 "configure"
+#include "confdefs.h"
+
+int main() {
+${x_direct_test_function}()
+; return 0; }
+EOF
+if { (eval echo configure:7429: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ LIBS="$ac_save_LIBS"
+# We can link X programs with no special library path.
+ac_x_libraries=
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ LIBS="$ac_save_LIBS"
+# First see if replacing the include by lib works.
+# Check X11 before X11Rn because it is often a symlink to the current release.
+for ac_dir in `echo "$ac_x_includes" | sed s/include/lib/` \
+ /usr/X11/lib \
+ /usr/X11R6/lib \
+ /usr/X11R5/lib \
+ /usr/X11R4/lib \
+ \
+ /usr/lib/X11 \
+ /usr/lib/X11R6 \
+ /usr/lib/X11R5 \
+ /usr/lib/X11R4 \
+ \
+ /usr/local/X11/lib \
+ /usr/local/X11R6/lib \
+ /usr/local/X11R5/lib \
+ /usr/local/X11R4/lib \
+ \
+ /usr/local/lib/X11 \
+ /usr/local/lib/X11R6 \
+ /usr/local/lib/X11R5 \
+ /usr/local/lib/X11R4 \
+ \
+ /usr/X386/lib \
+ /usr/x386/lib \
+ /usr/XFree86/lib/X11 \
+ \
+ /usr/lib \
+ /usr/local/lib \
+ /usr/unsupported/lib \
+ /usr/athena/lib \
+ /usr/local/x11r5/lib \
+ /usr/lpp/Xamples/lib \
+ /lib/usr/lib/X11 \
+ \
+ /usr/openwin/lib \
+ /usr/openwin/share/lib \
+ ; \
+do
+ for ac_extension in a so sl; do
+ if test -r $ac_dir/lib${x_direct_test_library}.$ac_extension; then
+ ac_x_libraries=$ac_dir
+ break 2
+ fi
+ done
+done
+fi
+rm -f conftest*
+fi # $ac_x_libraries = NO
+
+if test "$ac_x_includes" = NO || test "$ac_x_libraries" = NO; then
+ # Didn't find X anywhere. Cache the known absence of X.
+ ac_cv_have_x="have_x=no"
+else
+ # Record where we found X for the cache.
+ ac_cv_have_x="have_x=yes \
+ ac_x_includes=$ac_x_includes ac_x_libraries=$ac_x_libraries"
+fi
+fi
+ fi
+ eval "$ac_cv_have_x"
+fi # $with_x != no
+
+if test "$have_x" != yes; then
+ echo "$ac_t""$have_x" 1>&6
+ no_x=yes
+else
+ # If each of the values was on the command line, it overrides each guess.
+ test "x$x_includes" = xNONE && x_includes=$ac_x_includes
+ test "x$x_libraries" = xNONE && x_libraries=$ac_x_libraries
+ # Update the cache value to reflect the command line values.
+ ac_cv_have_x="have_x=yes \
+ ac_x_includes=$x_includes ac_x_libraries=$x_libraries"
+ echo "$ac_t""libraries $x_libraries, headers $x_includes" 1>&6
+fi
+
+if test "$no_x" = yes; then
+ # Not all programs may use this symbol, but it does not hurt to define it.
+ cat >> confdefs.h <<\EOF
+#define X_DISPLAY_MISSING 1
+EOF
+
+ X_CFLAGS= X_PRE_LIBS= X_LIBS= X_EXTRA_LIBS=
+else
+ if test -n "$x_includes"; then
+ X_CFLAGS="$X_CFLAGS -I$x_includes"
+ fi
+
+ # It would also be nice to do this for all -L options, not just this one.
+ if test -n "$x_libraries"; then
+ X_LIBS="$X_LIBS -L$x_libraries"
+ # For Solaris; some versions of Sun CC require a space after -R and
+ # others require no space. Words are not sufficient . . . .
+ case "`(uname -sr) 2>/dev/null`" in
+ "SunOS 5"*)
+ echo $ac_n "checking whether -R must be followed by a space""... $ac_c" 1>&6
+echo "configure:7535: checking whether -R must be followed by a space" >&5
+ ac_xsave_LIBS="$LIBS"; LIBS="$LIBS -R$x_libraries"
+ cat > conftest.$ac_ext <<EOF
+#line 7538 "configure"
+#include "confdefs.h"
+
+int main() {
+
+; return 0; }
+EOF
+if { (eval echo configure:7545: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ ac_R_nospace=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ ac_R_nospace=no
+fi
+rm -f conftest*
+ if test $ac_R_nospace = yes; then
+ echo "$ac_t""no" 1>&6
+ X_LIBS="$X_LIBS -R$x_libraries"
+ else
+ LIBS="$ac_xsave_LIBS -R $x_libraries"
+ cat > conftest.$ac_ext <<EOF
+#line 7561 "configure"
+#include "confdefs.h"
+
+int main() {
+
+; return 0; }
+EOF
+if { (eval echo configure:7568: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ ac_R_space=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ ac_R_space=no
+fi
+rm -f conftest*
+ if test $ac_R_space = yes; then
+ echo "$ac_t""yes" 1>&6
+ X_LIBS="$X_LIBS -R $x_libraries"
+ else
+ echo "$ac_t""neither works" 1>&6
+ fi
+ fi
+ LIBS="$ac_xsave_LIBS"
+ esac
+ fi
+
+ # Check for system-dependent libraries X programs must link with.
+ # Do this before checking for the system-independent R6 libraries
+ # (-lICE), since we may need -lsocket or whatever for X linking.
+
+ if test "$ISC" = yes; then
+ X_EXTRA_LIBS="$X_EXTRA_LIBS -lnsl_s -linet"
+ else
+ # Martyn.Johnson@cl.cam.ac.uk says this is needed for Ultrix, if the X
+ # libraries were built with DECnet support. And karl@cs.umb.edu says
+ # the Alpha needs dnet_stub (dnet does not exist).
+ echo $ac_n "checking for dnet_ntoa in -ldnet""... $ac_c" 1>&6
+echo "configure:7600: checking for dnet_ntoa in -ldnet" >&5
+ac_lib_var=`echo dnet'_'dnet_ntoa | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-ldnet $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 7608 "configure"
+#include "confdefs.h"
+/* Override any gcc2 internal prototype to avoid an error. */
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char dnet_ntoa();
+
+int main() {
+dnet_ntoa()
+; return 0; }
+EOF
+if { (eval echo configure:7619: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=yes"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=no"
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+
+fi
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ X_EXTRA_LIBS="$X_EXTRA_LIBS -ldnet"
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ if test $ac_cv_lib_dnet_dnet_ntoa = no; then
+ echo $ac_n "checking for dnet_ntoa in -ldnet_stub""... $ac_c" 1>&6
+echo "configure:7641: checking for dnet_ntoa in -ldnet_stub" >&5
+ac_lib_var=`echo dnet_stub'_'dnet_ntoa | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-ldnet_stub $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 7649 "configure"
+#include "confdefs.h"
+/* Override any gcc2 internal prototype to avoid an error. */
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char dnet_ntoa();
+
+int main() {
+dnet_ntoa()
+; return 0; }
+EOF
+if { (eval echo configure:7660: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=yes"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=no"
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+
+fi
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ X_EXTRA_LIBS="$X_EXTRA_LIBS -ldnet_stub"
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ fi
+
+ # msh@cis.ufl.edu says -lnsl (and -lsocket) are needed for his 386/AT,
+ # to get the SysV transport functions.
+ # chad@anasazi.com says the Pyramis MIS-ES running DC/OSx (SVR4)
+ # needs -lnsl.
+ # The nsl library prevents programs from opening the X display
+ # on Irix 5.2, according to dickey@clark.net.
+ echo $ac_n "checking for gethostbyname""... $ac_c" 1>&6
+echo "configure:7689: checking for gethostbyname" >&5
+if eval "test \"`echo '$''{'ac_cv_func_gethostbyname'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 7694 "configure"
+#include "confdefs.h"
+/* System header to define __stub macros and hopefully few prototypes,
+ which can conflict with char gethostbyname(); below. */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error. */
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char gethostbyname();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+ to always fail with ENOSYS. Some functions are actually named
+ something starting with __ and the normal name is an alias. */
+#if defined (__stub_gethostbyname) || defined (__stub___gethostbyname)
+choke me
+#else
+gethostbyname();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:7717: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_func_gethostbyname=yes"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_func_gethostbyname=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'gethostbyname`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ :
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ if test $ac_cv_func_gethostbyname = no; then
+ echo $ac_n "checking for gethostbyname in -lnsl""... $ac_c" 1>&6
+echo "configure:7738: checking for gethostbyname in -lnsl" >&5
+ac_lib_var=`echo nsl'_'gethostbyname | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-lnsl $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 7746 "configure"
+#include "confdefs.h"
+/* Override any gcc2 internal prototype to avoid an error. */
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char gethostbyname();
+
+int main() {
+gethostbyname()
+; return 0; }
+EOF
+if { (eval echo configure:7757: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=yes"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=no"
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+
+fi
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ X_EXTRA_LIBS="$X_EXTRA_LIBS -lnsl"
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ fi
+
+ # lieder@skyler.mavd.honeywell.com says without -lsocket,
+ # socket/setsockopt and other routines are undefined under SCO ODT
+ # 2.0. But -lsocket is broken on IRIX 5.2 (and is not necessary
+ # on later versions), says simon@lia.di.epfl.ch: it contains
+ # gethostby* variants that don't use the nameserver (or something).
+ # -lsocket must be given before -lnsl if both are needed.
+ # We assume that if connect needs -lnsl, so does gethostbyname.
+ echo $ac_n "checking for connect""... $ac_c" 1>&6
+echo "configure:7787: checking for connect" >&5
+if eval "test \"`echo '$''{'ac_cv_func_connect'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 7792 "configure"
+#include "confdefs.h"
+/* System header to define __stub macros and hopefully few prototypes,
+ which can conflict with char connect(); below. */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error. */
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char connect();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+ to always fail with ENOSYS. Some functions are actually named
+ something starting with __ and the normal name is an alias. */
+#if defined (__stub_connect) || defined (__stub___connect)
+choke me
+#else
+connect();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:7815: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_func_connect=yes"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_func_connect=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'connect`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ :
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ if test $ac_cv_func_connect = no; then
+ echo $ac_n "checking for connect in -lsocket""... $ac_c" 1>&6
+echo "configure:7836: checking for connect in -lsocket" >&5
+ac_lib_var=`echo socket'_'connect | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-lsocket $X_EXTRA_LIBS $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 7844 "configure"
+#include "confdefs.h"
+/* Override any gcc2 internal prototype to avoid an error. */
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char connect();
+
+int main() {
+connect()
+; return 0; }
+EOF
+if { (eval echo configure:7855: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=yes"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=no"
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+
+fi
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ X_EXTRA_LIBS="-lsocket $X_EXTRA_LIBS"
+else
+ echo "$ac_t""no" 1>&6
+fi