+ # AIX is pathological, as usual: apparently it's normal for the Xshm headers
+ # to exist, but the library code to not exist. And even better, the library
+ # code is in its own library: libXextSam.a. So, if we're on AIX, and that
+ # lib doesn't exist, give up.
+ #
+ case "$host" in
+ *-aix*)
+ have_xshm=no
+
+ ac_save_CPPFLAGS="$CPPFLAGS"
+ ac_save_LDFLAGS="$LDFLAGS"
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ if test \! -z "$libdir" ; then
+ LDFLAGS="$LDFLAGS -L$libdir"
+ fi
+ CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+ if test \! -z "$x_libraries" ; then
+ LDFLAGS="$LDFLAGS -L$x_libraries"
+ fi
+ echo $ac_n "checking for XShmQueryExtension in -lXextSam""... $ac_c" 1>&6
+echo "configure:3687: checking for XShmQueryExtension in -lXextSam" >&5
+ac_lib_var=`echo XextSam'_'XShmQueryExtension | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-lXextSam -lX11 -lXext -lm $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 3695 "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 XShmQueryExtension();
+
+int main() {
+XShmQueryExtension()
+; return 0; }
+EOF
+if { (eval echo configure:3706: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+ rm -rf conftest*
+ eval "ac_cv_lib_$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
+ have_xshm=yes; SAVER_LIBS="$SAVER_LIBS -lXextSam"
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ CPPFLAGS="$ac_save_CPPFLAGS"
+ LDFLAGS="$ac_save_LDFLAGS"
+ ;;
+ esac
+
+ # if that succeeded, then we've really got it.
+ if test $have_xshm = yes; then
+ cat >> confdefs.h <<\EOF
+#define HAVE_XSHM_EXTENSION 1
+EOF
+
+ fi
+
+elif test $with_xshm != no; then
+ echo "error: must be yes or no: --with-xshm-ext=$with_xshm"
+ exit 1
+fi
+
+
+# Check for the SGI-VIDEO-CONTROL server extension header.
+#
+have_sgivc=no
+with_sgivc_req=unspecified
+# Check whether --with-sgivc-ext or --without-sgivc-ext was given.
+if test "${with_sgivc_ext+set}" = set; then
+ withval="$with_sgivc_ext"
+ with_sgivc="$withval"; with_sgivc_req="$withval"
+else
+ with_sgivc=yes
+fi
+
+if test $with_sgivc = yes; then
+
+ # first check for XSGIvc.h
+
+ ac_save_CPPFLAGS="$CPPFLAGS"
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+ ac_safe=`echo "X11/extensions/XSGIvc.h" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for X11/extensions/XSGIvc.h""... $ac_c" 1>&6
+echo "configure:3768: checking for X11/extensions/XSGIvc.h" >&5
+if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 3773 "configure"
+#include "confdefs.h"
+#include <X11/extensions/XSGIvc.h>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:3778: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=yes"
+else
+ echo "$ac_err" >&5
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=no"
+fi
+rm -f conftest*
+fi
+if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ have_sgivc=yes
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ CPPFLAGS="$ac_save_CPPFLAGS"
+
+ # if that succeeded, then check for the -lXsgivc
+ if test $have_sgivc = yes; then
+ have_sgivc=no
+
+ ac_save_CPPFLAGS="$CPPFLAGS"
+ ac_save_LDFLAGS="$LDFLAGS"
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ if test \! -z "$libdir" ; then
+ LDFLAGS="$LDFLAGS -L$libdir"
+ fi
+ CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+ if test \! -z "$x_libraries" ; then
+ LDFLAGS="$LDFLAGS -L$x_libraries"
+ fi
+ echo $ac_n "checking for XSGIvcQueryGammaMap in -lXsgivc""... $ac_c" 1>&6
+echo "configure:3821: checking for XSGIvcQueryGammaMap in -lXsgivc" >&5
+ac_lib_var=`echo Xsgivc'_'XSGIvcQueryGammaMap | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-lXsgivc -lXext -lX11 $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 3829 "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 XSGIvcQueryGammaMap();
+
+int main() {
+XSGIvcQueryGammaMap()
+; return 0; }
+EOF
+if { (eval echo configure:3840: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+ rm -rf conftest*
+ eval "ac_cv_lib_$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
+ have_sgivc=yes; SAVER_LIBS="$SAVER_LIBS -lXsgivc"
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ CPPFLAGS="$ac_save_CPPFLAGS"
+ LDFLAGS="$ac_save_LDFLAGS"
+ fi
+
+ # if that succeeded, then we've really got it.
+ if test $have_sgivc = yes; then
+ cat >> confdefs.h <<\EOF
+#define HAVE_SGI_VC_EXTENSION 1
+EOF
+
+ fi
+
+elif test $with_sgivc != no; then
+ echo "error: must be yes or no: --with-sgivc-ext=$with_sgivc"
+ exit 1
+fi
+
+
+# Check for the DPMS server extension header.
+#
+have_dpms=no
+with_dpms_req=unspecified
+# Check whether --with-dpms-ext or --without-dpms-ext was given.
+if test "${with_dpms_ext+set}" = set; then
+ withval="$with_dpms_ext"
+ with_dpms="$withval"; with_dpms_req="$withval"
+else
+ with_dpms=yes
+fi
+
+if test $with_dpms = yes; then
+
+ # first check for dpms.h
+
+ ac_save_CPPFLAGS="$CPPFLAGS"
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+ ac_safe=`echo "X11/extensions/dpms.h" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for X11/extensions/dpms.h""... $ac_c" 1>&6
+echo "configure:3901: checking for X11/extensions/dpms.h" >&5
+if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 3906 "configure"
+#include "confdefs.h"
+#include <X11/extensions/dpms.h>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:3911: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=yes"
+else
+ echo "$ac_err" >&5
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=no"
+fi
+rm -f conftest*
+fi
+if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ have_dpms=yes
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ CPPFLAGS="$ac_save_CPPFLAGS"
+
+ # if that succeeded, then check for the -lXdpms
+ if test $have_dpms = yes; then
+ have_dpms=no
+
+ ac_save_CPPFLAGS="$CPPFLAGS"
+ ac_save_LDFLAGS="$LDFLAGS"
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ if test \! -z "$libdir" ; then
+ LDFLAGS="$LDFLAGS -L$libdir"
+ fi
+ CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+ if test \! -z "$x_libraries" ; then
+ LDFLAGS="$LDFLAGS -L$x_libraries"
+ fi
+ echo $ac_n "checking for DPMSInfo in -lXdpms""... $ac_c" 1>&6
+echo "configure:3954: checking for DPMSInfo in -lXdpms" >&5
+ac_lib_var=`echo Xdpms'_'DPMSInfo | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-lXdpms -lXext -lX11 $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 3962 "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 DPMSInfo();
+
+int main() {
+DPMSInfo()
+; return 0; }
+EOF
+if { (eval echo configure:3973: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+ rm -rf conftest*
+ eval "ac_cv_lib_$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
+ have_dpms=yes; SAVER_LIBS="$SAVER_LIBS -lXdpms"
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ CPPFLAGS="$ac_save_CPPFLAGS"
+ LDFLAGS="$ac_save_LDFLAGS"
+ fi
+
+ # if that succeeded, then we've really got it.
+ if test $have_dpms = yes; then
+ cat >> confdefs.h <<\EOF
+#define HAVE_DPMS_EXTENSION 1
+EOF
+
+ fi
+
+elif test $with_dpms != no; then
+ echo "error: must be yes or no: --with-dpms-ext=$with_dpms"
+ exit 1
+fi
+
+
+
+# Check for Motif and Athena --with and --without arguments.
+#
+have_motif=no
+have_athena=no
+have_athena3d=no
+with_motif_req=unspecified
+with_athena_req=unspecified
+
+# Check whether --with-motif or --without-motif was given.
+if test "${with_motif+set}" = set; then
+ withval="$with_motif"
+ with_motif="$withval"; with_motif_req="$withval"
+else
+ with_motif=no
+fi
+
+
+# Check whether --with-athena or --without-athena was given.
+if test "${with_athena+set}" = set; then
+ withval="$with_athena"
+ with_athena="$withval"; with_athena_req="$withval"
+else
+ with_athena=no
+fi
+
+
+if test $with_motif != yes -a $with_motif != no ; then
+ echo "error: must be yes or no: --with-motif=$with_motif"
+ exit 1
+fi
+
+if test $with_athena != yes -a $with_athena != no ; then
+ echo "error: must be yes or no: --with-athena=$with_athena"
+ exit 1
+fi
+
+
+# Saying --without-motif is the same as saying --with-athena.
+if test $with_motif_req = no ; then
+ with_athena_req=yes
+ with_athena=yes
+fi
+
+# Saying --without-athena is the same as saying --with-motif.
+if test $with_athena_req = no ; then
+ with_motif_req=yes
+ with_motif=yes
+fi
+
+# Check for Motif and Athena headers.
+
+check_motif() {
+
+ ac_save_CPPFLAGS="$CPPFLAGS"
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+ ac_safe=`echo "Xm/Xm.h" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for Xm/Xm.h""... $ac_c" 1>&6
+echo "configure:4072: checking for Xm/Xm.h" >&5
+if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 4077 "configure"
+#include "confdefs.h"
+#include <Xm/Xm.h>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:4082: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=yes"
+else
+ echo "$ac_err" >&5
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=no"
+fi
+rm -f conftest*
+fi
+if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ have_motif=yes
+ cat >> confdefs.h <<\EOF
+#define HAVE_MOTIF 1
+EOF
+
+ SAVER_LIBS="-lXm $SAVER_LIBS"
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ CPPFLAGS="$ac_save_CPPFLAGS"
+}
+
+check_athena() {
+ have_athena=no
+ have_athena3d=no
+
+ ac_save_CPPFLAGS="$CPPFLAGS"
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+ ac_safe=`echo "X11/Xaw/Dialog.h" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for X11/Xaw/Dialog.h""... $ac_c" 1>&6
+echo "configure:4122: checking for X11/Xaw/Dialog.h" >&5
+if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 4127 "configure"
+#include "confdefs.h"
+#include <X11/Xaw/Dialog.h>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:4132: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=yes"
+else
+ echo "$ac_err" >&5
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=no"
+fi
+rm -f conftest*
+fi
+if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ have_athena=yes
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ CPPFLAGS="$ac_save_CPPFLAGS"
+
+ ac_save_CPPFLAGS="$CPPFLAGS"
+ ac_save_LDFLAGS="$LDFLAGS"
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ if test \! -z "$libdir" ; then
+ LDFLAGS="$LDFLAGS -L$libdir"
+ fi
+ CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+ if test \! -z "$x_libraries" ; then
+ LDFLAGS="$LDFLAGS -L$x_libraries"
+ fi
+ echo $ac_n "checking for Xaw3dComputeTopShadowRGB in -lXaw3d""... $ac_c" 1>&6
+echo "configure:4171: checking for Xaw3dComputeTopShadowRGB in -lXaw3d" >&5
+ac_lib_var=`echo Xaw3d'_'Xaw3dComputeTopShadowRGB | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-lXaw3d -lXt -lXmu -lXext -lX11 $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 4179 "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 Xaw3dComputeTopShadowRGB();
+
+int main() {
+Xaw3dComputeTopShadowRGB()
+; return 0; }
+EOF
+if { (eval echo configure:4190: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+ rm -rf conftest*
+ eval "ac_cv_lib_$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
+ have_athena=yes; have_athena3d=yes
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ CPPFLAGS="$ac_save_CPPFLAGS"
+ LDFLAGS="$ac_save_LDFLAGS"
+
+ if test $have_athena3d = yes; then
+ SAVER_LIBS="-lXaw3d $SAVER_LIBS"
+ elif test $have_athena = yes; then
+ SAVER_LIBS="-lXaw $SAVER_LIBS"
+ fi
+}
+
+
+# If they asked for both motif and athena, check motif then athena.
+# If they asked for only motif, check motif then athena.
+# If they asked for only athena, check athena then motif.
+# If they asked for neither, check motif then athena.
+
+proselytize_motif=yes
+if test $with_motif = yes; then
+ # asked for both, or for motif only
+ check_motif
+ if test $have_motif = yes; then
+ with_athena=no
+ with_athena_req=no
+ else
+ check_athena
+ fi
+
+elif test $with_athena = yes; then
+ # asked for athena only
+ check_athena
+ if test $have_athena = yes; then