+ac_ext=C
+# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
+ac_link='${CXX-g++} -o conftest $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
+cross_compiling=$ac_cv_prog_cxx_cross
+
+
+echo $ac_n "checking if C++ compiler supports bool""... $ac_c" 1>&6
+echo "configure:4395: checking if C++ compiler supports bool" >&5
+if test "$cross_compiling" = yes; then
+ echo "$ac_t""no assumed for cross-compilation" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 4400 "configure"
+#include "confdefs.h"
+#ifdef __cplusplus
+extern "C" void exit(int);
+#endif
+ int main() {bool b = true; return 0;}
+EOF
+if { (eval echo configure:4407: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+then
+ cat >> confdefs.h <<\EOF
+#define HAVE_BOOL 1
+EOF
+ echo "$ac_t""yes" 1>&6
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -fr conftest*
+ echo "$ac_t""no" 1>&6
+fi
+rm -fr conftest*
+fi
+
+
+ac_ext=c
+# CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='${CC-cc} -c $CFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
+ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
+cross_compiling=$ac_cv_prog_cc_cross
+
+
+
+