+uview_direction_d()
+; return 0; }
+EOF
+if { (eval echo configure:7685: \"$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 "$ac_t""yes" 1>&6
+ have_gle=yes; GLE_LIBS="$GLE_LIBS -lmatrix"
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ CPPFLAGS="$ac_save_CPPFLAGS"
+ LDFLAGS="$ac_save_LDFLAGS"
+# LIBS="$ac_save_LIBS"
+
+ fi
+
+ if test "$have_gle" = yes ; then
+ cat >> confdefs.h <<\EOF
+#define HAVE_GLE 1
+EOF
+
+ fi
+
+elif test "$with_gle" != no; then
+ echo "error: must be yes or no: --with-gle=$with_gle"
+ exit 1
+
+fi
+
+
+
+###############################################################################
+#
+# Check for -lXpm.
+#
+###############################################################################
+
+have_xpm=no
+with_xpm_req=unspecified
+# Check whether --with-xpm or --without-xpm was given.
+if test "${with_xpm+set}" = set; then
+ withval="$with_xpm"
+ with_xpm="$withval"; with_xpm_req="$withval"
+else
+ with_xpm=yes
+fi
+
+
+
+ case "$with_xpm" in
+ yes) ;;
+ no) ;;
+
+ /*)
+ echo $ac_n "checking for XPM headers""... $ac_c" 1>&6
+echo "configure:7750: checking for XPM headers" >&5
+ d=$with_xpm/include
+ if test -d $d; then
+ X_CFLAGS="-I$d $X_CFLAGS"
+ echo "$ac_t""$d" 1>&6
+ else
+ echo "$ac_t""not found ($d: no such directory)" 1>&6
+ fi
+
+ echo $ac_n "checking for XPM libs""... $ac_c" 1>&6
+echo "configure:7760: checking for XPM libs" >&5
+ d=$with_xpm/lib
+ if test -d $d; then
+ X_LIBS="-L$d $X_LIBS"
+ echo "$ac_t""$d" 1>&6
+ else
+ echo "$ac_t""not found ($d: no such directory)" 1>&6
+ fi
+
+ # replace the directory string with "yes".
+ with_xpm_req="yes"
+ with_xpm=$with_xpm_req
+ ;;
+
+ *)
+ echo ""
+ echo "error: argument to --with-xpm must be \"yes\", \"no\", or a directory."
+ echo " If it is a directory, then \`DIR/include' will be added to"
+ echo " the -I list, and \`DIR/lib' will be added to the -L list."
+ exit 1
+ ;;
+ esac
+
+
+if test "$with_xpm" = yes; then
+
+ ac_save_CPPFLAGS="$CPPFLAGS"
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+ ac_safe=`echo "X11/xpm.h" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for X11/xpm.h""... $ac_c" 1>&6
+echo "configure:7793: checking for X11/xpm.h" >&5
+if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 7798 "configure"
+#include "confdefs.h"
+#include <X11/xpm.h>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:7803: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$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_xpm=yes
+ cat >> confdefs.h <<\EOF
+#define HAVE_XPM 1
+EOF
+
+ XPM_LIBS="-lXpm"
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ CPPFLAGS="$ac_save_CPPFLAGS"
+elif test "$with_xpm" != no; then
+ echo "error: must be yes or no: --with-xpm=$with_xpm"
+ exit 1
+fi
+
+# See comment near $motif_requires_xpm, above.
+# Need to do this here, after both Motif and XPM have been checked for.
+#
+if test "$have_motif" = yes -a "$have_xpm" = yes ; then
+ if test "$motif_requires_xpm" = yes ; then
+ MOTIF_LIBS="$MOTIF_LIBS $XPM_LIBS"
+ fi
+fi
+
+
+###############################################################################
+#
+# Check for the XSHM server extension.
+#
+###############################################################################
+
+have_xshm=no
+with_xshm_req=unspecified
+# Check whether --with-xshm-ext or --without-xshm-ext was given.
+if test "${with_xshm_ext+set}" = set; then
+ withval="$with_xshm_ext"
+ with_xshm="$withval"; with_xshm_req="$withval"
+else
+ with_xshm=yes
+fi
+
+
+
+ case "$with_xshm" in
+ yes) ;;
+ no) ;;
+
+ /*)
+ echo $ac_n "checking for XSHM headers""... $ac_c" 1>&6
+echo "configure:7869: checking for XSHM headers" >&5
+ d=$with_xshm/include
+ if test -d $d; then
+ X_CFLAGS="-I$d $X_CFLAGS"
+ echo "$ac_t""$d" 1>&6
+ else
+ echo "$ac_t""not found ($d: no such directory)" 1>&6
+ fi
+
+ echo $ac_n "checking for XSHM libs""... $ac_c" 1>&6
+echo "configure:7879: checking for XSHM libs" >&5
+ d=$with_xshm/lib
+ if test -d $d; then
+ X_LIBS="-L$d $X_LIBS"
+ echo "$ac_t""$d" 1>&6
+ else
+ echo "$ac_t""not found ($d: no such directory)" 1>&6
+ fi
+
+ # replace the directory string with "yes".
+ with_xshm_req="yes"
+ with_xshm=$with_xshm_req
+ ;;
+
+ *)
+ echo ""
+ echo "error: argument to --with-xshm-ext must be \"yes\", \"no\", or a directory."
+ echo " If it is a directory, then \`DIR/include' will be added to"
+ echo " the -I list, and \`DIR/lib' will be added to the -L list."
+ exit 1
+ ;;
+ esac
+
+
+if test "$with_xshm" = yes; then
+
+ # first check for Xshm.h.
+
+ ac_save_CPPFLAGS="$CPPFLAGS"
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+ ac_safe=`echo "X11/extensions/XShm.h" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for X11/extensions/XShm.h""... $ac_c" 1>&6
+echo "configure:7914: checking for X11/extensions/XShm.h" >&5
+if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 7919 "configure"
+#include "confdefs.h"
+#include <X11/extensions/XShm.h>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:7924: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$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_xshm=yes
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ CPPFLAGS="$ac_save_CPPFLAGS"
+
+ # if that succeeded, then check for sys/ipc.h.
+ if test "$have_xshm" = yes; then
+ have_xshm=no
+
+ ac_save_CPPFLAGS="$CPPFLAGS"
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+ ac_safe=`echo "sys/ipc.h" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for sys/ipc.h""... $ac_c" 1>&6
+echo "configure:7958: checking for sys/ipc.h" >&5
+if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 7963 "configure"
+#include "confdefs.h"
+#include <sys/ipc.h>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:7968: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$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_xshm=yes
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ CPPFLAGS="$ac_save_CPPFLAGS"
+ fi
+
+ # if that succeeded, then check for sys/shm.h.
+ if test "$have_xshm" = yes; then
+ have_xshm=no
+
+ ac_save_CPPFLAGS="$CPPFLAGS"
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+ ac_safe=`echo "sys/shm.h" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for sys/shm.h""... $ac_c" 1>&6
+echo "configure:8003: checking for sys/shm.h" >&5
+if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 8008 "configure"
+#include "confdefs.h"
+#include <sys/shm.h>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:8013: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$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_xshm=yes
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ CPPFLAGS="$ac_save_CPPFLAGS"
+ fi
+
+ # 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. (This lib gets added to X_EXTRA_LIBS, and
+ # that's not quite right, but close enough.)
+ #
+ case "$host" in
+ *-aix*)
+ have_xshm=no
+
+ ac_save_CPPFLAGS="$CPPFLAGS"
+ ac_save_LDFLAGS="$LDFLAGS"
+# ac_save_LIBS="$LIBS"
+
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ # note: $X_CFLAGS includes $x_includes
+ CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+
+ if test \! -z "$libdir" ; then
+ LDFLAGS="$LDFLAGS -L$libdir"
+ fi
+ # note: $X_LIBS includes $x_libraries
+ LDFLAGS="$LDFLAGS $X_LIBS $X_EXTRA_LIBS"
+
+ echo $ac_n "checking for XShmQueryExtension in -lXextSam""... $ac_c" 1>&6
+echo "configure:8064: checking for XShmQueryExtension in -lXextSam" >&5
+ac_lib_var=`echo XextSam'_'XShmQueryExtension | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'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 8072 "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:8083: \"$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 "$ac_t""yes" 1>&6
+ have_xshm=yes; X_EXTRA_LIBS="$X_EXTRA_LIBS -lXextSam"
+else
+ echo "$ac_t""no" 1>&6
+true
+fi
+
+ CPPFLAGS="$ac_save_CPPFLAGS"
+ LDFLAGS="$ac_save_LDFLAGS"
+# LIBS="$ac_save_LIBS"
+
+ ;;
+ 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=$with_xshm"
+ exit 1
+fi
+
+
+###############################################################################
+#
+# Check for the DOUBLE-BUFFER server extension.
+#
+###############################################################################
+
+have_xdbe=no
+with_xdbe_req=unspecified
+# Check whether --with-xdbe-ext or --without-xdbe-ext was given.
+if test "${with_xdbe_ext+set}" = set; then
+ withval="$with_xdbe_ext"
+ with_xdbe="$withval"; with_xdbe_req="$withval"
+else
+ with_xdbe=yes
+fi
+
+
+
+ case "$with_xdbe" in
+ yes) ;;
+ no) ;;
+
+ /*)
+ echo $ac_n "checking for DOUBLE-BUFFER headers""... $ac_c" 1>&6
+echo "configure:8149: checking for DOUBLE-BUFFER headers" >&5
+ d=$with_xdbe/include
+ if test -d $d; then
+ X_CFLAGS="-I$d $X_CFLAGS"
+ echo "$ac_t""$d" 1>&6
+ else
+ echo "$ac_t""not found ($d: no such directory)" 1>&6
+ fi
+
+ echo $ac_n "checking for DOUBLE-BUFFER libs""... $ac_c" 1>&6
+echo "configure:8159: checking for DOUBLE-BUFFER libs" >&5
+ d=$with_xdbe/lib
+ if test -d $d; then
+ X_LIBS="-L$d $X_LIBS"
+ echo "$ac_t""$d" 1>&6
+ else
+ echo "$ac_t""not found ($d: no such directory)" 1>&6
+ fi
+
+ # replace the directory string with "yes".
+ with_xdbe_req="yes"
+ with_xdbe=$with_xdbe_req
+ ;;
+
+ *)
+ echo ""
+ echo "error: argument to --with-xdbe-ext must be \"yes\", \"no\", or a directory."
+ echo " If it is a directory, then \`DIR/include' will be added to"
+ echo " the -I list, and \`DIR/lib' will be added to the -L list."
+ exit 1
+ ;;
+ esac
+
+
+if test "$with_xdbe" = yes; then
+
+
+ ac_save_CPPFLAGS="$CPPFLAGS"
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+ ac_safe=`echo "X11/extensions/Xdbe.h" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for X11/extensions/Xdbe.h""... $ac_c" 1>&6
+echo "configure:8193: checking for X11/extensions/Xdbe.h" >&5
+if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 8198 "configure"
+#include "confdefs.h"
+#include <X11/extensions/Xdbe.h>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:8203: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$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_xdbe=yes
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ CPPFLAGS="$ac_save_CPPFLAGS"
+ if test "$have_xdbe" = yes; then
+ cat >> confdefs.h <<\EOF
+#define HAVE_DOUBLE_BUFFER_EXTENSION 1
+EOF
+
+ fi
+
+elif test "$with_xdbe" != no; then
+ echo "error: must be yes or no: --with-xdbe-ext=$with_xshm"
+ exit 1
+fi
+
+
+###############################################################################
+#
+# Check for the SGI XReadDisplay server extension.
+#
+# Note: this has to be down here, rather than up with the other server
+# extension tests, so that the output of `configure --help' is in the
+# right order. Arrgh!
+#
+###############################################################################
+
+have_readdisplay=no
+with_readdisplay_req=unspecified
+# Check whether --with-readdisplay or --without-readdisplay was given.
+if test "${with_readdisplay+set}" = set; then
+ withval="$with_readdisplay"
+ with_readdisplay="$withval"; with_readdisplay_req="$withval"
+else
+ with_readdisplay=yes
+fi
+
+
+
+ case "$with_readdisplay" in
+ yes) ;;
+ no) ;;
+
+ /*)
+ echo $ac_n "checking for XReadDisplay headers""... $ac_c" 1>&6
+echo "configure:8266: checking for XReadDisplay headers" >&5
+ d=$with_readdisplay/include
+ if test -d $d; then
+ X_CFLAGS="-I$d $X_CFLAGS"
+ echo "$ac_t""$d" 1>&6
+ else
+ echo "$ac_t""not found ($d: no such directory)" 1>&6
+ fi
+
+ echo $ac_n "checking for XReadDisplay libs""... $ac_c" 1>&6
+echo "configure:8276: checking for XReadDisplay libs" >&5
+ d=$with_readdisplay/lib
+ if test -d $d; then
+ X_LIBS="-L$d $X_LIBS"
+ echo "$ac_t""$d" 1>&6
+ else
+ echo "$ac_t""not found ($d: no such directory)" 1>&6
+ fi
+
+ # replace the directory string with "yes".
+ with_readdisplay_req="yes"
+ with_readdisplay=$with_readdisplay_req
+ ;;
+
+ *)
+ echo ""
+ echo "error: argument to --with-readdisplay must be \"yes\", \"no\", or a directory."
+ echo " If it is a directory, then \`DIR/include' will be added to"
+ echo " the -I list, and \`DIR/lib' will be added to the -L list."
+ exit 1
+ ;;
+ esac
+
+
+if test "$with_readdisplay" = yes; then
+
+ ac_save_CPPFLAGS="$CPPFLAGS"
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+ ac_safe=`echo "X11/extensions/readdisplay.h" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for X11/extensions/readdisplay.h""... $ac_c" 1>&6
+echo "configure:8309: checking for X11/extensions/readdisplay.h" >&5
+if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 8314 "configure"
+#include "confdefs.h"
+#include <X11/extensions/readdisplay.h>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:8319: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$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
+ cat >> confdefs.h <<\EOF
+#define HAVE_READ_DISPLAY_EXTENSION 1
+EOF
+
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ CPPFLAGS="$ac_save_CPPFLAGS"
+elif test "$with_readdisplay" != no; then
+ echo "error: must be yes or no: --with-readdisplay=$with_readdisplay"
+ exit 1
+fi
+
+
+###############################################################################
+#
+# Check for the SGI Iris Video Library.
+#
+###############################################################################
+
+have_sgivideo=no
+with_sgivideo_req=unspecified
+# Check whether --with-sgivideo or --without-sgivideo was given.
+if test "${with_sgivideo+set}" = set; then
+ withval="$with_sgivideo"
+ with_sgivideo="$withval"; with_sgivideo_req="$withval"
+else
+ with_sgivideo=yes
+fi
+
+
+
+ case "$with_sgivideo" in
+ yes) ;;
+ no) ;;
+
+ /*)
+ echo $ac_n "checking for Iris Video headers""... $ac_c" 1>&6
+echo "configure:8374: checking for Iris Video headers" >&5
+ d=$with_sgivideo/include
+ if test -d $d; then
+ X_CFLAGS="-I$d $X_CFLAGS"
+ echo "$ac_t""$d" 1>&6
+ else
+ echo "$ac_t""not found ($d: no such directory)" 1>&6
+ fi
+
+ echo $ac_n "checking for Iris Video libs""... $ac_c" 1>&6
+echo "configure:8384: checking for Iris Video libs" >&5
+ d=$with_sgivideo/lib
+ if test -d $d; then
+ X_LIBS="-L$d $X_LIBS"
+ echo "$ac_t""$d" 1>&6
+ else
+ echo "$ac_t""not found ($d: no such directory)" 1>&6
+ fi
+
+ # replace the directory string with "yes".
+ with_sgivideo_req="yes"
+ with_sgivideo=$with_sgivideo_req
+ ;;
+
+ *)
+ echo ""
+ echo "error: argument to --with-sgivideo must be \"yes\", \"no\", or a directory."
+ echo " If it is a directory, then \`DIR/include' will be added to"
+ echo " the -I list, and \`DIR/lib' will be added to the -L list."
+ exit 1
+ ;;
+ esac
+
+
+if test "$with_sgivideo" = yes; then
+
+ ac_save_CPPFLAGS="$CPPFLAGS"
+ if test \! -z "$includedir" ; then
+ CPPFLAGS="$CPPFLAGS -I$includedir"
+ fi
+ CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+ ac_safe=`echo "dmedia/vl.h" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for dmedia/vl.h""... $ac_c" 1>&6
+echo "configure:8417: checking for dmedia/vl.h" >&5
+if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 8422 "configure"
+#include "confdefs.h"
+#include <dmedia/vl.h>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:8427: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$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_sgivideo=yes
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ CPPFLAGS="$ac_save_CPPFLAGS"
+ if test "$have_sgivideo" = yes; then
+ have_sgivideo=no
+ echo $ac_n "checking for vlOpenVideo in -lvl""... $ac_c" 1>&6
+echo "configure:8452: checking for vlOpenVideo in -lvl" >&5
+ac_lib_var=`echo vl'_'vlOpenVideo | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-lvl $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 8460 "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 vlOpenVideo();
+
+int main() {
+vlOpenVideo()