X-Git-Url: http://git.hungrycats.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=configure;h=6f03ee5c1f0618165e9120da55247367702a0b4c;hb=5b7bc6e70fb439cf4c4bf771ae9f94077fe4fe08;hp=28f08460f2bb69ab17f97f17b540daac8a253c08;hpb=186b0b9f1638444c650c9273df38085e0db71e4a;p=xscreensaver

diff --git a/configure b/configure
index 28f08460..6f03ee5c 100755
--- a/configure
+++ b/configure
@@ -50,6 +50,10 @@ ac_help="$ac_help
                           extension, if possible (this is the default).
   --without-xshm-ext      Do not compile in support for this extension."
 ac_help="$ac_help
+  --with-sgivc-ext        Include support for the SGI-VIDEO-CONTROL server
+                          extension, if possible (this is the default).
+  --without-sgivc-ext      Do not compile in support for this extension."
+ac_help="$ac_help
 
 Toolkit options:
 
@@ -75,6 +79,10 @@ ac_help="$ac_help
   --with-readdisplay      Include support for the XReadDisplay server
                           extension if possible (this is the default).
   --without-readdisplay   Do not compile in support for this extension."
+ac_help="$ac_help
+  --with-sgivideo         Include support for SGI's Iris Video Library
+                          if possible (this is the default).
+  --without-sgivideo       Do not compile in support for this library."
 ac_help="$ac_help
   --with-zippy=PROGRAM    Some demos are able to run an external program and
                           display its text; this names the program to use by
@@ -633,7 +641,7 @@ else { echo "configure: error: can not run $ac_config_sub" 1>&2; exit 1; }
 fi
 
 echo $ac_n "checking host system type""... $ac_c" 1>&6
-echo "configure:637: checking host system type" >&5
+echo "configure:645: checking host system type" >&5
 
 host_alias=$host
 case "$host_alias" in
@@ -657,7 +665,7 @@ echo "$ac_t""$host" 1>&6
 # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:661: checking for $ac_word" >&5
+echo "configure:669: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -686,7 +694,7 @@ if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:690: checking for $ac_word" >&5
+echo "configure:698: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_CC'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -734,7 +742,7 @@ fi
 fi
 
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works""... $ac_c" 1>&6
-echo "configure:738: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
+echo "configure:746: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) works" >&5
 
 ac_ext=c
 # CFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
@@ -744,11 +752,11 @@ ac_link='${CC-cc} -o conftest $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS
 cross_compiling=$ac_cv_prog_cc_cross
 
 cat > conftest.$ac_ext <<EOF
-#line 748 "configure"
+#line 756 "configure"
 #include "confdefs.h"
 main(){return(0);}
 EOF
-if { (eval echo configure:752: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:760: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   ac_cv_prog_cc_works=yes
   # If we can't run a trivial program, we are probably using a cross compiler.
   if (./conftest; exit) 2>/dev/null; then
@@ -768,12 +776,12 @@ if test $ac_cv_prog_cc_works = no; then
   { echo "configure: error: installation or configuration problem: C compiler cannot create executables." 1>&2; exit 1; }
 fi
 echo $ac_n "checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler""... $ac_c" 1>&6
-echo "configure:772: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
+echo "configure:780: checking whether the C compiler ($CC $CFLAGS $LDFLAGS) is a cross-compiler" >&5
 echo "$ac_t""$ac_cv_prog_cc_cross" 1>&6
 cross_compiling=$ac_cv_prog_cc_cross
 
 echo $ac_n "checking whether we are using GNU C""... $ac_c" 1>&6
-echo "configure:777: checking whether we are using GNU C" >&5
+echo "configure:785: checking whether we are using GNU C" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_gcc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -782,7 +790,7 @@ else
   yes;
 #endif
 EOF
-if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:786: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
+if { ac_try='${CC-cc} -E conftest.c'; { (eval echo configure:794: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; } | egrep yes >/dev/null 2>&1; then
   ac_cv_prog_gcc=yes
 else
   ac_cv_prog_gcc=no
@@ -797,7 +805,7 @@ if test $ac_cv_prog_gcc = yes; then
   ac_save_CFLAGS="$CFLAGS"
   CFLAGS=
   echo $ac_n "checking whether ${CC-cc} accepts -g""... $ac_c" 1>&6
-echo "configure:801: checking whether ${CC-cc} accepts -g" >&5
+echo "configure:809: checking whether ${CC-cc} accepts -g" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_cc_g'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -827,7 +835,7 @@ fi
 
 if test -z "$GCC"; then
   echo $ac_n "checking how to request ANSI compilation""... $ac_c" 1>&6
-echo "configure:831: checking how to request ANSI compilation" >&5
+echo "configure:839: checking how to request ANSI compilation" >&5
   case "$host" in
     *-hpux*)
       echo "$ac_t""HPUX: adding -Ae" 1>&6
@@ -845,16 +853,16 @@ fi
 
 
 echo $ac_n "checking whether the compiler works on ANSI C""... $ac_c" 1>&6
-echo "configure:849: checking whether the compiler works on ANSI C" >&5
+echo "configure:857: checking whether the compiler works on ANSI C" >&5
 if test "$cross_compiling" = yes; then
   { echo "configure: error: Couldn't build even a trivial ANSI C program: check CC." 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 854 "configure"
+#line 862 "configure"
 #include "confdefs.h"
  main(int ac, char **av) { return 0; } 
 EOF
-if { (eval echo configure:858: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:866: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   echo "$ac_t""yes" 1>&6
 else
@@ -883,7 +891,7 @@ esac
 
 
 echo $ac_n "checking how to run the C preprocessor""... $ac_c" 1>&6
-echo "configure:887: checking how to run the C preprocessor" >&5
+echo "configure:895: checking how to run the C preprocessor" >&5
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
@@ -898,13 +906,13 @@ else
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp.
   cat > conftest.$ac_ext <<EOF
-#line 902 "configure"
+#line 910 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:908: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:916: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   :
@@ -915,13 +923,13 @@ else
   rm -rf conftest*
   CPP="${CC-cc} -E -traditional-cpp"
   cat > conftest.$ac_ext <<EOF
-#line 919 "configure"
+#line 927 "configure"
 #include "confdefs.h"
 #include <assert.h>
 Syntax Error
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:925: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:933: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   :
@@ -954,7 +962,7 @@ echo "$ac_t""$CPP" 1>&6
 # SVR4 /usr/ucb/install, which tries to use the nonexistent group "staff"
 # ./install, which can be erroneously created by make from ./install.sh.
 echo $ac_n "checking for a BSD compatible install""... $ac_c" 1>&6
-echo "configure:958: checking for a BSD compatible install" >&5
+echo "configure:966: checking for a BSD compatible install" >&5
 if test -z "$INSTALL"; then
 if eval "test \"`echo '$''{'ac_cv_path_install'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1004,7 +1012,7 @@ test -z "$INSTALL_PROGRAM" && INSTALL_PROGRAM='${INSTALL}'
 test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 
 echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
-echo "configure:1008: checking whether ${MAKE-make} sets \${MAKE}" >&5
+echo "configure:1016: checking whether ${MAKE-make} sets \${MAKE}" >&5
 set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1032,12 +1040,12 @@ fi
 
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:1036: checking for working const" >&5
+echo "configure:1044: checking for working const" >&5
 if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1041 "configure"
+#line 1049 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -1086,7 +1094,7 @@ ccp = (char const *const *) p;
 
 ; return 0; }
 EOF
-if { (eval echo configure:1090: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1098: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -1107,21 +1115,21 @@ EOF
 fi
 
 echo $ac_n "checking for inline""... $ac_c" 1>&6
-echo "configure:1111: checking for inline" >&5
+echo "configure:1119: checking for inline" >&5
 if eval "test \"`echo '$''{'ac_cv_c_inline'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_cv_c_inline=no
 for ac_kw in inline __inline__ __inline; do
   cat > conftest.$ac_ext <<EOF
-#line 1118 "configure"
+#line 1126 "configure"
 #include "confdefs.h"
 
 int main() {
 } $ac_kw foo() {
 ; return 0; }
 EOF
-if { (eval echo configure:1125: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1133: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_inline=$ac_kw; break
 else
@@ -1148,12 +1156,12 @@ esac
 
 
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:1152: checking for ANSI C header files" >&5
+echo "configure:1160: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1157 "configure"
+#line 1165 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -1161,7 +1169,7 @@ else
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1165: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1173: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1178,7 +1186,7 @@ rm -f conftest*
 if test $ac_cv_header_stdc = yes; then
   # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
 cat > conftest.$ac_ext <<EOF
-#line 1182 "configure"
+#line 1190 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -1196,7 +1204,7 @@ fi
 if test $ac_cv_header_stdc = yes; then
   # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
 cat > conftest.$ac_ext <<EOF
-#line 1200 "configure"
+#line 1208 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -1217,7 +1225,7 @@ if test "$cross_compiling" = yes; then
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 1221 "configure"
+#line 1229 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -1228,7 +1236,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-if { (eval echo configure:1232: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:1240: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -1252,12 +1260,12 @@ EOF
 fi
 
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:1256: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:1264: checking whether time.h and sys/time.h may both be included" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1261 "configure"
+#line 1269 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -1266,7 +1274,7 @@ int main() {
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:1270: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1278: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -1287,12 +1295,12 @@ EOF
 fi
 
 echo $ac_n "checking for sys/wait.h that is POSIX.1 compatible""... $ac_c" 1>&6
-echo "configure:1291: checking for sys/wait.h that is POSIX.1 compatible" >&5
+echo "configure:1299: checking for sys/wait.h that is POSIX.1 compatible" >&5
 if eval "test \"`echo '$''{'ac_cv_header_sys_wait_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1296 "configure"
+#line 1304 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/wait.h>
@@ -1308,7 +1316,7 @@ wait (&s);
 s = WIFEXITED (s) ? WEXITSTATUS (s) : 1;
 ; return 0; }
 EOF
-if { (eval echo configure:1312: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1320: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_sys_wait_h=yes
 else
@@ -1333,12 +1341,12 @@ for ac_hdr in dirent.h sys/ndir.h sys/dir.h ndir.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr that defines DIR""... $ac_c" 1>&6
-echo "configure:1337: checking for $ac_hdr that defines DIR" >&5
+echo "configure:1345: checking for $ac_hdr that defines DIR" >&5
 if eval "test \"`echo '$''{'ac_cv_header_dirent_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1342 "configure"
+#line 1350 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_hdr>
@@ -1346,7 +1354,7 @@ int main() {
 DIR *dirp = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:1350: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1358: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_header_dirent_$ac_safe=yes"
 else
@@ -1371,7 +1379,7 @@ done
 # Two versions of opendir et al. are in -ldir and -lx on SCO Xenix.
 if test $ac_header_dirent = dirent.h; then
 echo $ac_n "checking for opendir in -ldir""... $ac_c" 1>&6
-echo "configure:1375: checking for opendir in -ldir" >&5
+echo "configure:1383: checking for opendir in -ldir" >&5
 ac_lib_var=`echo dir'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1379,7 +1387,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldir  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1383 "configure"
+#line 1391 "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
@@ -1390,7 +1398,7 @@ int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:1394: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1402: \"$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
@@ -1412,7 +1420,7 @@ fi
 
 else
 echo $ac_n "checking for opendir in -lx""... $ac_c" 1>&6
-echo "configure:1416: checking for opendir in -lx" >&5
+echo "configure:1424: checking for opendir in -lx" >&5
 ac_lib_var=`echo x'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1420,7 +1428,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lx  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1424 "configure"
+#line 1432 "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
@@ -1431,7 +1439,7 @@ int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:1435: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1443: \"$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
@@ -1455,12 +1463,12 @@ fi
 
 
 echo $ac_n "checking for mode_t""... $ac_c" 1>&6
-echo "configure:1459: checking for mode_t" >&5
+echo "configure:1467: checking for mode_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_mode_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1464 "configure"
+#line 1472 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -1488,12 +1496,12 @@ EOF
 fi
 
 echo $ac_n "checking for pid_t""... $ac_c" 1>&6
-echo "configure:1492: checking for pid_t" >&5
+echo "configure:1500: checking for pid_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1497 "configure"
+#line 1505 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -1521,12 +1529,12 @@ EOF
 fi
 
 echo $ac_n "checking return type of signal handlers""... $ac_c" 1>&6
-echo "configure:1525: checking return type of signal handlers" >&5
+echo "configure:1533: checking return type of signal handlers" >&5
 if eval "test \"`echo '$''{'ac_cv_type_signal'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1530 "configure"
+#line 1538 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <signal.h>
@@ -1543,7 +1551,7 @@ int main() {
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:1547: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1555: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_type_signal=void
 else
@@ -1562,12 +1570,12 @@ EOF
 
 
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:1566: checking for size_t" >&5
+echo "configure:1574: checking for size_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1571 "configure"
+#line 1579 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -1597,12 +1605,12 @@ fi
 
 
 echo $ac_n "checking how to call gettimeofday""... $ac_c" 1>&6
-echo "configure:1601: checking how to call gettimeofday" >&5
+echo "configure:1609: checking how to call gettimeofday" >&5
 if eval "test \"`echo '$''{'ac_cv_gettimeofday_args'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1606 "configure"
+#line 1614 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 		  #include <sys/time.h>
@@ -1610,7 +1618,7 @@ int main() {
 struct timeval tv; gettimeofday(&tv);
 ; return 0; }
 EOF
-if { (eval echo configure:1614: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1622: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_gettimeofday_args=1
 else
@@ -1618,7 +1626,7 @@ else
   cat conftest.$ac_ext >&5
   rm -rf conftest*
   cat > conftest.$ac_ext <<EOF
-#line 1622 "configure"
+#line 1630 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 				  #include <sys/time.h>
@@ -1627,7 +1635,7 @@ struct timeval tv; struct timezone tzp;
 				  gettimeofday(&tv, &tzp);
 ; return 0; }
 EOF
-if { (eval echo configure:1631: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1639: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_gettimeofday_args=2
 else
@@ -1667,12 +1675,12 @@ fi
 for ac_func in select fcntl uname nice setpriority getcwd getwd putenv
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:1671: checking for $ac_func" >&5
+echo "configure:1679: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1676 "configure"
+#line 1684 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -1695,7 +1703,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:1699: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1707: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -1723,17 +1731,17 @@ for ac_hdr in unistd.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:1727: checking for $ac_hdr" >&5
+echo "configure:1735: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1732 "configure"
+#line 1740 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1737: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1745: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1785,7 +1793,7 @@ fi
 # 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:1789: checking for X" >&5
+echo "configure:1797: checking for X" >&5
 
 # Check whether --with-x or --without-x was given.
 if test "${with_x+set}" = set; then
@@ -1847,12 +1855,12 @@ if test "$ac_x_includes" = NO; then
 
   # First, try using that file with no special directory specified.
 cat > conftest.$ac_ext <<EOF
-#line 1851 "configure"
+#line 1859 "configure"
 #include "confdefs.h"
 #include <$x_direct_test_include>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1856: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1864: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1921,14 +1929,14 @@ if test "$ac_x_libraries" = NO; then
   ac_save_LIBS="$LIBS"
   LIBS="-l$x_direct_test_library $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1925 "configure"
+#line 1933 "configure"
 #include "confdefs.h"
 
 int main() {
 ${x_direct_test_function}()
 ; return 0; }
 EOF
-if { (eval echo configure:1932: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1940: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   LIBS="$ac_save_LIBS"
 # We can link X programs with no special library path.
@@ -2034,17 +2042,17 @@ else
     case "`(uname -sr) 2>/dev/null`" in
     "SunOS 5"*)
       echo $ac_n "checking whether -R must be followed by a space""... $ac_c" 1>&6
-echo "configure:2038: checking whether -R must be followed by a space" >&5
+echo "configure:2046: checking whether -R must be followed by a space" >&5
       ac_xsave_LIBS="$LIBS"; LIBS="$LIBS -R$x_libraries"
       cat > conftest.$ac_ext <<EOF
-#line 2041 "configure"
+#line 2049 "configure"
 #include "confdefs.h"
 
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:2048: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2056: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   ac_R_nospace=yes
 else
@@ -2060,14 +2068,14 @@ rm -f conftest*
       else
 	LIBS="$ac_xsave_LIBS -R $x_libraries"
 	cat > conftest.$ac_ext <<EOF
-#line 2064 "configure"
+#line 2072 "configure"
 #include "confdefs.h"
 
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:2071: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2079: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   ac_R_space=yes
 else
@@ -2099,7 +2107,7 @@ rm -f conftest*
     # 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""... $ac_c" 1>&6
-echo "configure:2103: checking for dnet_ntoa in -ldnet" >&5
+echo "configure:2111: checking for dnet_ntoa in -ldnet" >&5
 ac_lib_var=`echo dnet'_'dnet_ntoa | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2107,7 +2115,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldnet  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2111 "configure"
+#line 2119 "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
@@ -2118,7 +2126,7 @@ int main() {
 dnet_ntoa()
 ; return 0; }
 EOF
-if { (eval echo configure:2122: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2130: \"$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
@@ -2140,7 +2148,7 @@ fi
 
     if test $ac_cv_lib_dnet_dnet_ntoa = no; then
       echo $ac_n "checking for dnet_ntoa in -ldnet_stub""... $ac_c" 1>&6
-echo "configure:2144: checking for dnet_ntoa in -ldnet_stub" >&5
+echo "configure:2152: checking for dnet_ntoa in -ldnet_stub" >&5
 ac_lib_var=`echo dnet_stub'_'dnet_ntoa | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2148,7 +2156,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldnet_stub  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2152 "configure"
+#line 2160 "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
@@ -2159,7 +2167,7 @@ int main() {
 dnet_ntoa()
 ; return 0; }
 EOF
-if { (eval echo configure:2163: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2171: \"$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
@@ -2188,12 +2196,12 @@ fi
     # 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""... $ac_c" 1>&6
-echo "configure:2192: checking for gethostbyname" >&5
+echo "configure:2200: checking for gethostbyname" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gethostbyname'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2197 "configure"
+#line 2205 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gethostbyname(); below.  */
@@ -2216,7 +2224,7 @@ gethostbyname();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2220: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2228: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_gethostbyname=yes"
 else
@@ -2237,7 +2245,7 @@ fi
 
     if test $ac_cv_func_gethostbyname = no; then
       echo $ac_n "checking for gethostbyname in -lnsl""... $ac_c" 1>&6
-echo "configure:2241: checking for gethostbyname in -lnsl" >&5
+echo "configure:2249: checking for gethostbyname in -lnsl" >&5
 ac_lib_var=`echo nsl'_'gethostbyname | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2245,7 +2253,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lnsl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2249 "configure"
+#line 2257 "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
@@ -2256,7 +2264,7 @@ int main() {
 gethostbyname()
 ; return 0; }
 EOF
-if { (eval echo configure:2260: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2268: \"$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
@@ -2286,12 +2294,12 @@ fi
     # -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""... $ac_c" 1>&6
-echo "configure:2290: checking for connect" >&5
+echo "configure:2298: checking for connect" >&5
 if eval "test \"`echo '$''{'ac_cv_func_connect'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2295 "configure"
+#line 2303 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char connect(); below.  */
@@ -2314,7 +2322,7 @@ connect();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2318: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2326: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_connect=yes"
 else
@@ -2335,7 +2343,7 @@ fi
 
     if test $ac_cv_func_connect = no; then
       echo $ac_n "checking for connect in -lsocket""... $ac_c" 1>&6
-echo "configure:2339: checking for connect in -lsocket" >&5
+echo "configure:2347: checking for connect in -lsocket" >&5
 ac_lib_var=`echo socket'_'connect | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2343,7 +2351,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lsocket $X_EXTRA_LIBS $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2347 "configure"
+#line 2355 "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
@@ -2354,7 +2362,7 @@ int main() {
 connect()
 ; return 0; }
 EOF
-if { (eval echo configure:2358: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2366: \"$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
@@ -2378,12 +2386,12 @@ fi
 
     # gomez@mi.uni-erlangen.de says -lposix is necessary on A/UX.
     echo $ac_n "checking for remove""... $ac_c" 1>&6
-echo "configure:2382: checking for remove" >&5
+echo "configure:2390: checking for remove" >&5
 if eval "test \"`echo '$''{'ac_cv_func_remove'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2387 "configure"
+#line 2395 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char remove(); below.  */
@@ -2406,7 +2414,7 @@ remove();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2410: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2418: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_remove=yes"
 else
@@ -2427,7 +2435,7 @@ fi
 
     if test $ac_cv_func_remove = no; then
       echo $ac_n "checking for remove in -lposix""... $ac_c" 1>&6
-echo "configure:2431: checking for remove in -lposix" >&5
+echo "configure:2439: checking for remove in -lposix" >&5
 ac_lib_var=`echo posix'_'remove | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2435,7 +2443,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lposix  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2439 "configure"
+#line 2447 "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
@@ -2446,7 +2454,7 @@ int main() {
 remove()
 ; return 0; }
 EOF
-if { (eval echo configure:2450: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2458: \"$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
@@ -2470,12 +2478,12 @@ fi
 
     # BSDI BSD/OS 2.1 needs -lipc for XOpenDisplay.
     echo $ac_n "checking for shmat""... $ac_c" 1>&6
-echo "configure:2474: checking for shmat" >&5
+echo "configure:2482: checking for shmat" >&5
 if eval "test \"`echo '$''{'ac_cv_func_shmat'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2479 "configure"
+#line 2487 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char shmat(); below.  */
@@ -2498,7 +2506,7 @@ shmat();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2502: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2510: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_shmat=yes"
 else
@@ -2519,7 +2527,7 @@ fi
 
     if test $ac_cv_func_shmat = no; then
       echo $ac_n "checking for shmat in -lipc""... $ac_c" 1>&6
-echo "configure:2523: checking for shmat in -lipc" >&5
+echo "configure:2531: checking for shmat in -lipc" >&5
 ac_lib_var=`echo ipc'_'shmat | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2527,7 +2535,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lipc  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2531 "configure"
+#line 2539 "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
@@ -2538,7 +2546,7 @@ int main() {
 shmat()
 ; return 0; }
 EOF
-if { (eval echo configure:2542: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2550: \"$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
@@ -2571,7 +2579,7 @@ fi
   # libraries we check for below, so use a different variable.
   #  --interran@uluru.Stanford.EDU, kb@cs.umb.edu.
   echo $ac_n "checking for IceConnectionNumber in -lICE""... $ac_c" 1>&6
-echo "configure:2575: checking for IceConnectionNumber in -lICE" >&5
+echo "configure:2583: checking for IceConnectionNumber in -lICE" >&5
 ac_lib_var=`echo ICE'_'IceConnectionNumber | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2579,7 +2587,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lICE  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2583 "configure"
+#line 2591 "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
@@ -2590,7 +2598,7 @@ int main() {
 IceConnectionNumber()
 ; return 0; }
 EOF
-if { (eval echo configure:2594: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2602: \"$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
@@ -2627,7 +2635,7 @@ fi
 
 
     echo $ac_n "checking for X app-defaults directory""... $ac_c" 1>&6
-echo "configure:2631: checking for X app-defaults directory" >&5
+echo "configure:2639: checking for X app-defaults directory" >&5
 if eval "test \"`echo '$''{'ac_cv_x_app_defaults'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2736,6 +2744,12 @@ APPDEFAULTS=$ac_x_app_defaults
 #
 
 
+# Like AC_TRY_RUN, but it uses the already-computed -I directories.
+# (But not the -L directories!)
+#
+
+
+
 
 
 
@@ -2748,7 +2762,7 @@ APPDEFAULTS=$ac_x_app_defaults
   fi
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   cat > conftest.$ac_ext <<EOF
-#line 2752 "configure"
+#line 2766 "configure"
 #include "confdefs.h"
 #include <X11/XHPlib.h>
 EOF
@@ -2769,7 +2783,7 @@ rm -f conftest*
 # Check for the availability of the XPointer typedef, and define it otherwise.
 #
 echo $ac_n "checking for XPointer""... $ac_c" 1>&6
-echo "configure:2773: checking for XPointer" >&5
+echo "configure:2787: checking for XPointer" >&5
 if eval "test \"`echo '$''{'ac_cv_xpointer'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2780,14 +2794,14 @@ else
   fi
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   cat > conftest.$ac_ext <<EOF
-#line 2784 "configure"
+#line 2798 "configure"
 #include "confdefs.h"
 #include <X11/Xlib.h>
 int main() {
 XPointer foo = (XPointer) 0;
 ; return 0; }
 EOF
-if { (eval echo configure:2791: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2805: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_xpointer=yes
 else
@@ -2839,7 +2853,7 @@ case "$host" in
 
       # Some versions of Slowlaris Motif require -lgen.  But not all.  Why?
       echo $ac_n "checking for regcmp in -lgen""... $ac_c" 1>&6
-echo "configure:2843: checking for regcmp in -lgen" >&5
+echo "configure:2857: checking for regcmp in -lgen" >&5
 ac_lib_var=`echo gen'_'regcmp | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2847,7 +2861,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lgen  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2851 "configure"
+#line 2865 "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
@@ -2858,7 +2872,7 @@ int main() {
 regcmp()
 ; return 0; }
 EOF
-if { (eval echo configure:2862: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2876: \"$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
@@ -2895,17 +2909,17 @@ have_xmu=no
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   ac_safe=`echo "X11/Xmu/Error.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for X11/Xmu/Error.h""... $ac_c" 1>&6
-echo "configure:2899: checking for X11/Xmu/Error.h" >&5
+echo "configure:2913: checking for X11/Xmu/Error.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2904 "configure"
+#line 2918 "configure"
 #include "confdefs.h"
 #include <X11/Xmu/Error.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2909: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2923: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2949,7 +2963,7 @@ if test $have_xmu = yes ; then
   case "$host" in
     *-sunos4*)
     echo $ac_n "checking for the SunOS 4.1.x _get_wmShellWidgetClass bug""... $ac_c" 1>&6
-echo "configure:2953: checking for the SunOS 4.1.x _get_wmShellWidgetClass bug" >&5
+echo "configure:2967: checking for the SunOS 4.1.x _get_wmShellWidgetClass bug" >&5
 if eval "test \"`echo '$''{'ac_cv_sunos_xmu_bug'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2962,14 +2976,14 @@ else
 		    # with X libraries because we know it's SunOS.
 		    LDFLAGS="$LDFLAGS -lXmu -lXt -lX11 -lXext -lm"
 		    cat > conftest.$ac_ext <<EOF
-#line 2966 "configure"
+#line 2980 "configure"
 #include "confdefs.h"
 
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:2973: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2987: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   ac_cv_sunos_xmu_bug=no
 else
@@ -2985,21 +2999,21 @@ fi
 echo "$ac_t""$ac_cv_sunos_xmu_bug" 1>&6
     if test $ac_cv_sunos_xmu_bug = yes ; then
       echo $ac_n "checking whether the compiler understands -static""... $ac_c" 1>&6
-echo "configure:2989: checking whether the compiler understands -static" >&5
+echo "configure:3003: checking whether the compiler understands -static" >&5
 if eval "test \"`echo '$''{'ac_cv_ld_static'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_save_LDFLAGS="$LDFLAGS"
 		      LDFLAGS="$LDFLAGS -static"
 		      cat > conftest.$ac_ext <<EOF
-#line 2996 "configure"
+#line 3010 "configure"
 #include "confdefs.h"
 
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:3003: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3017: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   ac_cv_ld_static=yes
 else
@@ -3045,17 +3059,17 @@ if test $with_sgi = yes; then
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   ac_safe=`echo "X11/extensions/XScreenSaver.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for X11/extensions/XScreenSaver.h""... $ac_c" 1>&6
-echo "configure:3049: checking for X11/extensions/XScreenSaver.h" >&5
+echo "configure:3063: checking for X11/extensions/XScreenSaver.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3054 "configure"
+#line 3068 "configure"
 #include "confdefs.h"
 #include <X11/extensions/XScreenSaver.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3059: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3073: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3110,17 +3124,17 @@ if test $have_sgi != yes; then
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   ac_safe=`echo "X11/extensions/scrnsaver.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for X11/extensions/scrnsaver.h""... $ac_c" 1>&6
-echo "configure:3114: checking for X11/extensions/scrnsaver.h" >&5
+echo "configure:3128: checking for X11/extensions/scrnsaver.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3119 "configure"
+#line 3133 "configure"
 #include "confdefs.h"
 #include <X11/extensions/scrnsaver.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3124: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3138: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3160,9 +3174,11 @@ fi
     LDFLAGS="$LDFLAGS -L$libdir"
   fi
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
-  LDFLAGS="$LDFLAGS -L$x_libraries"
+  if test \! -z "$x_libraries" ; then
+    LDFLAGS="$LDFLAGS -L$x_libraries"
+  fi
   echo $ac_n "checking for XScreenSaverRegister in -lXext""... $ac_c" 1>&6
-echo "configure:3166: checking for XScreenSaverRegister in -lXext" >&5
+echo "configure:3182: checking for XScreenSaverRegister in -lXext" >&5
 ac_lib_var=`echo Xext'_'XScreenSaverRegister | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3170,7 +3186,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lXext -lm $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3174 "configure"
+#line 3190 "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
@@ -3181,7 +3197,7 @@ int main() {
 XScreenSaverRegister()
 ; return 0; }
 EOF
-if { (eval echo configure:3185: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3201: \"$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
@@ -3228,9 +3244,11 @@ fi
     LDFLAGS="$LDFLAGS -L$libdir"
   fi
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
-  LDFLAGS="$LDFLAGS -L$x_libraries"
+  if test \! -z "$x_libraries" ; then
+    LDFLAGS="$LDFLAGS -L$x_libraries"
+  fi
   echo $ac_n "checking for XScreenSaverRegister in -lXExExt""... $ac_c" 1>&6
-echo "configure:3234: checking for XScreenSaverRegister in -lXExExt" >&5
+echo "configure:3252: checking for XScreenSaverRegister in -lXExExt" >&5
 ac_lib_var=`echo XExExt'_'XScreenSaverRegister | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3238,7 +3256,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lXExExt -lX11 -lXext -lm $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3242 "configure"
+#line 3260 "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
@@ -3249,7 +3267,7 @@ int main() {
 XScreenSaverRegister()
 ; return 0; }
 EOF
-if { (eval echo configure:3253: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3271: \"$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
@@ -3291,9 +3309,11 @@ fi
     LDFLAGS="$LDFLAGS -L$libdir"
   fi
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
-  LDFLAGS="$LDFLAGS -L$x_libraries"
+  if test \! -z "$x_libraries" ; then
+    LDFLAGS="$LDFLAGS -L$x_libraries"
+  fi
   echo $ac_n "checking for XScreenSaverRegister in -lXss""... $ac_c" 1>&6
-echo "configure:3297: checking for XScreenSaverRegister in -lXss" >&5
+echo "configure:3317: checking for XScreenSaverRegister in -lXss" >&5
 ac_lib_var=`echo Xss'_'XScreenSaverRegister | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3301,7 +3321,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lXss -lX11 -lXext -lm $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3305 "configure"
+#line 3325 "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
@@ -3312,7 +3332,7 @@ int main() {
 XScreenSaverRegister()
 ; return 0; }
 EOF
-if { (eval echo configure:3316: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3336: \"$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
@@ -3373,17 +3393,17 @@ if test $with_xidle = yes; then
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   ac_safe=`echo "X11/extensions/xidle.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for X11/extensions/xidle.h""... $ac_c" 1>&6
-echo "configure:3377: checking for X11/extensions/xidle.h" >&5
+echo "configure:3397: checking for X11/extensions/xidle.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3382 "configure"
+#line 3402 "configure"
 #include "confdefs.h"
 #include <X11/extensions/xidle.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3387: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3407: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3438,17 +3458,17 @@ if test $with_xshm = yes; then
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   ac_safe=`echo "X11/extensions/XShm.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for X11/extensions/XShm.h""... $ac_c" 1>&6
-echo "configure:3442: checking for X11/extensions/XShm.h" >&5
+echo "configure:3462: checking for X11/extensions/XShm.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3447 "configure"
+#line 3467 "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:3452: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3472: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3482,17 +3502,17 @@ fi
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   ac_safe=`echo "sys/ipc.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for sys/ipc.h""... $ac_c" 1>&6
-echo "configure:3486: checking for sys/ipc.h" >&5
+echo "configure:3506: checking for sys/ipc.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3491 "configure"
+#line 3511 "configure"
 #include "confdefs.h"
 #include <sys/ipc.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3496: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3516: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3527,17 +3547,17 @@ fi
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   ac_safe=`echo "sys/shm.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for sys/shm.h""... $ac_c" 1>&6
-echo "configure:3531: checking for sys/shm.h" >&5
+echo "configure:3551: checking for sys/shm.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3536 "configure"
+#line 3556 "configure"
 #include "confdefs.h"
 #include <sys/shm.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3541: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3561: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3575,6 +3595,145 @@ elif test $with_xshm != no; then
 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""... $ac_c" 1>&6
+echo "configure:3622: checking for X11/extensions/XSGIvc.h" >&5
+if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 3627 "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:3632: \"$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""... $ac_c" 1>&6
+echo "configure:3675: checking for XSGIvcQueryGammaMap in -lXsgivc" >&5
+ac_lib_var=`echo Xsgivc'_'XSGIvcQueryGammaMap | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'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 3683 "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:3694: \"$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 Motif and Athena --with and --without arguments.
 #
 have_motif=no
@@ -3634,17 +3793,17 @@ check_motif() {
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   ac_safe=`echo "Xm/Xm.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for Xm/Xm.h""... $ac_c" 1>&6
-echo "configure:3638: checking for Xm/Xm.h" >&5
+echo "configure:3797: checking for Xm/Xm.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3643 "configure"
+#line 3802 "configure"
 #include "confdefs.h"
 #include <Xm/Xm.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3648: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3807: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3682,17 +3841,17 @@ check_athena() {
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   ac_safe=`echo "X11/Xaw/Dialog.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for X11/Xaw/Dialog.h""... $ac_c" 1>&6
-echo "configure:3686: checking for X11/Xaw/Dialog.h" >&5
+echo "configure:3845: checking for X11/Xaw/Dialog.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3691 "configure"
+#line 3850 "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:3696: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3855: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3727,6 +3886,7 @@ fi
 # 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
@@ -3742,6 +3902,7 @@ elif test $with_athena = yes; then
   check_athena
   if test $have_athena = yes; then
     with_motif=no
+    proselytize_motif=no
   else
     check_motif
   fi
@@ -3757,12 +3918,15 @@ else
 
 fi
 
+if test $have_motif = yes; then
+  proselytize_motif=no
+fi
 
 # If we have Athena, check whether it's a version that includes
 # XawViewportSetCoordinates in Viewport.h (R3 (or R4?) don't.)
 if test $have_athena = yes ; then
   echo $ac_n "checking for XawViewportSetCoordinates in Viewport.h""... $ac_c" 1>&6
-echo "configure:3766: checking for XawViewportSetCoordinates in Viewport.h" >&5
+echo "configure:3930: checking for XawViewportSetCoordinates in Viewport.h" >&5
 if eval "test \"`echo '$''{'ac_cv_have_XawViewportSetCoordinates'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3774,7 +3938,7 @@ else
   fi
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   cat > conftest.$ac_ext <<EOF
-#line 3778 "configure"
+#line 3942 "configure"
 #include "confdefs.h"
 #include <X11/Xaw/Viewport.h>
 EOF
@@ -3803,7 +3967,7 @@ fi
 have_lesstif=no
 if test $have_motif = yes ; then
   echo $ac_n "checking whether Motif is really LessTif""... $ac_c" 1>&6
-echo "configure:3807: checking whether Motif is really LessTif" >&5
+echo "configure:3971: checking whether Motif is really LessTif" >&5
 if eval "test \"`echo '$''{'ac_cv_have_lesstif'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3814,14 +3978,14 @@ else
   fi
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   cat > conftest.$ac_ext <<EOF
-#line 3818 "configure"
+#line 3982 "configure"
 #include "confdefs.h"
 #include <Xm/Xm.h>
 int main() {
 long vers = LesstifVersion;
 ; return 0; }
 EOF
-if { (eval echo configure:3825: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3989: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_have_lesstif=yes
 else
@@ -3838,6 +4002,53 @@ echo "$ac_t""$ac_cv_have_lesstif" 1>&6
   have_lesstif=$ac_cv_have_lesstif
 fi
 
+# don't cache this
+unset ac_cv_good_lesstif
+
+good_lesstif=no
+if test $have_lesstif = yes ; then
+  # It must be at least "GNU Lesstif 0.82".
+  # #### If you change this, also sync the warning message lower down.
+  echo $ac_n "checking whether LessTif is of a recent enough vintage""... $ac_c" 1>&6
+echo "configure:4014: checking whether LessTif is of a recent enough vintage" >&5
+if eval "test \"`echo '$''{'ac_cv_good_lesstif'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  
+  ac_save_CPPFLAGS="$CPPFLAGS"
+  if test \! -z "$includedir" ; then 
+    CPPFLAGS="$CPPFLAGS -I$includedir"
+  fi
+  CPPFLAGS="$CPPFLAGS $X_CFLAGS"
+  if test "$cross_compiling" = yes; then
+  # cross compiling?  Make an ass out of umption.
+			       ac_cv_good_lesstif=yes
+else
+  cat > conftest.$ac_ext <<EOF
+#line 4029 "configure"
+#include "confdefs.h"
+#include <Xm/Xm.h>
+				int main() { exit(LesstifVersion < 82); }
+EOF
+if { (eval echo configure:4034: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+then
+  ac_cv_good_lesstif=yes
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -fr conftest*
+  ac_cv_good_lesstif=no
+fi
+rm -fr conftest*
+fi
+
+  CPPFLAGS="$ac_save_CPPFLAGS"
+fi
+
+echo "$ac_t""$ac_cv_good_lesstif" 1>&6
+  good_lesstif=$ac_cv_good_lesstif
+fi
+
 
 # check for XPM header.
 #
@@ -3860,17 +4071,17 @@ if test $with_xpm = yes; then
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   ac_safe=`echo "X11/xpm.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for X11/xpm.h""... $ac_c" 1>&6
-echo "configure:3864: checking for X11/xpm.h" >&5
+echo "configure:4075: checking for X11/xpm.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3869 "configure"
+#line 4080 "configure"
 #include "confdefs.h"
 #include <X11/xpm.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3874: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4085: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3925,17 +4136,17 @@ if test $with_gl = yes; then
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   ac_safe=`echo "GL/gl.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for GL/gl.h""... $ac_c" 1>&6
-echo "configure:3929: checking for GL/gl.h" >&5
+echo "configure:4140: checking for GL/gl.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3934 "configure"
+#line 4145 "configure"
 #include "confdefs.h"
 #include <GL/gl.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3939: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4150: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3966,17 +4177,17 @@ fi
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   ac_safe=`echo "GL/glx.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for GL/glx.h""... $ac_c" 1>&6
-echo "configure:3970: checking for GL/glx.h" >&5
+echo "configure:4181: checking for GL/glx.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3975 "configure"
+#line 4186 "configure"
 #include "confdefs.h"
 #include <GL/glx.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3980: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4191: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4016,7 +4227,7 @@ EOF
   fi
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   cat > conftest.$ac_ext <<EOF
-#line 4020 "configure"
+#line 4231 "configure"
 #include "confdefs.h"
 #include <GL/glx.h>
 EOF
@@ -4066,17 +4277,17 @@ if test $with_readdisplay = yes; then
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   ac_safe=`echo "X11/extensions/readdisplay.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for X11/extensions/readdisplay.h""... $ac_c" 1>&6
-echo "configure:4070: checking for X11/extensions/readdisplay.h" >&5
+echo "configure:4281: checking for X11/extensions/readdisplay.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4075 "configure"
+#line 4286 "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:4080: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4291: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4107,6 +4318,116 @@ elif test $with_readdisplay != no; then
 fi
 
 
+# check for SGI's Iris Video Library header.
+#
+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
+
+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""... $ac_c" 1>&6
+echo "configure:4343: checking for dmedia/vl.h" >&5
+if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 4348 "configure"
+#include "confdefs.h"
+#include <dmedia/vl.h>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:4353: \"$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 "$ac_t""yes" 1>&6
+  have_sgivideo=yes
+else
+  echo "$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""... $ac_c" 1>&6
+echo "configure:4378: checking for vlOpenVideo in -lvl" >&5
+ac_lib_var=`echo vl'_'vlOpenVideo | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'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 4386 "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()
+; return 0; }
+EOF
+if { (eval echo configure:4397: \"$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_sgivideo=yes
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+    if test $have_sgivideo = yes; then
+      SGI_VIDEO_OBJS="$(UTILS_SRC)/sgivideo.o"
+      SGI_VIDEO_LIBS="-lvl"
+      cat >> confdefs.h <<\EOF
+#define HAVE_SGI_VIDEO 1
+EOF
+
+    fi
+  fi
+elif test $with_sgivideo != no; then
+  echo "error: must be yes or no: --with-sgivideo=$with_sgivideo"
+  exit 1
+fi
+
+
 
 # Try to find a program to generate random text.
 #
@@ -4120,32 +4441,87 @@ fi
 # If that doesn't work, look in /usr/games, and if it's there, use
 # the full pathname.
 #
-with_zippy=""
+with_zippy_req=""
 # Check whether --with-zippy or --without-zippy was given.
 if test "${with_zippy+set}" = set; then
   withval="$with_zippy"
-  with_zippy="$withval"
+   with_zippy_req="$withval"; with_zippy="$withval" 
+else
+   with_zippy_req="$withval"; with_zippy="$withval" 
 fi
 
 
 if test "$with_zippy" = no || test "$with_zippy" = yes ; then
-  $with_zippy=""
+  with_zippy=""
+  with_zippy_req=""
+fi
+
+if test -n "$with_zippy_req" ; then
+  ac_cv_zippy_program=""
+  case "$with_zippy_req" in
+    /*)
+      echo $ac_n "checking for $with_zippy_req""... $ac_c" 1>&6
+echo "configure:4465: checking for $with_zippy_req" >&5
+      if test -x "$with_zippy_req" ; then
+        echo "$ac_t""yes" 1>&6
+      else
+        echo "$ac_t""no" 1>&6
+        with_zippy=""
+      fi
+    ;;
+    *)
+      # don't cache
+      unset ac_cv_path_zip2
+      # Extract the first word of "$with_zippy_req", so it can be a program name with args.
+set dummy $with_zippy_req; ac_word=$2
+echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
+echo "configure:4479: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_path_zip2'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  case "$zip2" in
+  /*)
+  ac_cv_path_zip2="$zip2" # Let the user override the test with a path.
+  ;;
+  *)
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}:"
+  for ac_dir in $PATH; do
+    test -z "$ac_dir" && ac_dir=.
+    if test -f $ac_dir/$ac_word; then
+      ac_cv_path_zip2="$ac_dir/$ac_word"
+      break
+    fi
+  done
+  IFS="$ac_save_ifs"
+  ;;
+esac
+fi
+zip2="$ac_cv_path_zip2"
+if test -n "$zip2"; then
+  echo "$ac_t""$zip2" 1>&6
+else
+  echo "$ac_t""no" 1>&6
 fi
 
-if test -n "$with_zippy" ; then
+      if test "$zip2" = ""; then
+        with_zippy=""
+      fi
+    ;;
+  esac
   ac_cv_zippy_program="$with_zippy"
 
 elif test -n "$ac_cv_zippy_program"; then
   echo "$ac_t""checking for zippy... (cached) $ac_cv_zippy_program" 1>&6
+fi
 
-else
+if test ! -n "$ac_cv_zippy_program"; then
 
   for ac_prog in emacs
 do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:4149: checking for $ac_word" >&5
+echo "configure:4525: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_emacs_exe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4178,7 +4554,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:4182: checking for $ac_word" >&5
+echo "configure:4558: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_xemacs_exe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4212,7 +4588,7 @@ done
 
   if test -n "$emacs_exe" ; then
     echo $ac_n "checking for emacs yow""... $ac_c" 1>&6
-echo "configure:4216: checking for emacs yow" >&5
+echo "configure:4592: checking for emacs yow" >&5
     #
     # get emacs to tell us where the libexec directory is.
     #
@@ -4234,7 +4610,7 @@ echo "configure:4216: checking for emacs yow" >&5
 
   if test -z "$ac_cv_zippy_program" ; then
     echo $ac_n "checking for xemacs yow""... $ac_c" 1>&6
-echo "configure:4238: checking for xemacs yow" >&5
+echo "configure:4614: checking for xemacs yow" >&5
     if test -n "$xemacs_exe" ; then
       #
       # get xemacs to tell us where the libexec directory is.
@@ -4280,7 +4656,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:4284: checking for $ac_word" >&5
+echo "configure:4660: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_fortune'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4315,7 +4691,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:4319: checking for $ac_word" >&5
+echo "configure:4695: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_fortune'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4394,7 +4770,7 @@ fi
 
   if test $with_kerberos = yes; then
     echo $ac_n "checking for Kerberos""... $ac_c" 1>&6
-echo "configure:4398: checking for Kerberos" >&5
+echo "configure:4774: checking for Kerberos" >&5
 if eval "test \"`echo '$''{'ac_cv_kerberos'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4405,14 +4781,14 @@ else
   fi
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   cat > conftest.$ac_ext <<EOF
-#line 4409 "configure"
+#line 4785 "configure"
 #include "confdefs.h"
 #include <krb.h>
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:4416: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4792: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_kerberos=yes
 else
@@ -4462,7 +4838,7 @@ fi
   #
   if test $passwd_cruft_done = no ; then
     echo $ac_n "checking for Sun-style shadow passwords""... $ac_c" 1>&6
-echo "configure:4466: checking for Sun-style shadow passwords" >&5
+echo "configure:4842: checking for Sun-style shadow passwords" >&5
 if eval "test \"`echo '$''{'ac_cv_sun_adjunct'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4473,7 +4849,7 @@ else
   fi
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   cat > conftest.$ac_ext <<EOF
-#line 4477 "configure"
+#line 4853 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 				      #include <unistd.h>
@@ -4486,7 +4862,7 @@ struct passwd_adjunct *p = getpwanam("nobody");
 			 const char *pw = p->pwa_passwd;
 ; return 0; }
 EOF
-if { (eval echo configure:4490: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4866: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_sun_adjunct=yes
 else
@@ -4515,7 +4891,7 @@ EOF
   #
   if test $passwd_cruft_done = no ; then
     echo $ac_n "checking for DEC-style shadow passwords""... $ac_c" 1>&6
-echo "configure:4519: checking for DEC-style shadow passwords" >&5
+echo "configure:4895: checking for DEC-style shadow passwords" >&5
 if eval "test \"`echo '$''{'ac_cv_enhanced_passwd'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4526,7 +4902,7 @@ else
   fi
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   cat > conftest.$ac_ext <<EOF
-#line 4530 "configure"
+#line 4906 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 				      #include <unistd.h>
@@ -4543,7 +4919,7 @@ struct pr_passwd *p;
 			 pw = p->ufld.fd_encrypt;
 ; return 0; }
 EOF
-if { (eval echo configure:4547: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4923: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_enhanced_passwd=yes
 else
@@ -4569,7 +4945,7 @@ EOF
       # On SCO, getprpwnam() is in -lprot (which uses nap() from -lx)
       # (I'm told it needs -lcurses too, but I don't understand why.)
       echo $ac_n "checking for getprpwnam in -lprot""... $ac_c" 1>&6
-echo "configure:4573: checking for getprpwnam in -lprot" >&5
+echo "configure:4949: checking for getprpwnam in -lprot" >&5
 ac_lib_var=`echo prot'_'getprpwnam | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4577,7 +4953,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lprot -lx $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4581 "configure"
+#line 4957 "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
@@ -4588,7 +4964,7 @@ int main() {
 getprpwnam()
 ; return 0; }
 EOF
-if { (eval echo configure:4592: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4968: \"$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
@@ -4608,7 +4984,7 @@ else
   echo "$ac_t""no" 1>&6
 # On DEC, getprpwnam() is in -lsecurity
 		    echo $ac_n "checking for getprpwnam in -lsecurity""... $ac_c" 1>&6
-echo "configure:4612: checking for getprpwnam in -lsecurity" >&5
+echo "configure:4988: checking for getprpwnam in -lsecurity" >&5
 ac_lib_var=`echo security'_'getprpwnam | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4616,7 +4992,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lsecurity  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4620 "configure"
+#line 4996 "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
@@ -4627,7 +5003,7 @@ int main() {
 getprpwnam()
 ; return 0; }
 EOF
-if { (eval echo configure:4631: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5007: \"$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
@@ -4656,7 +5032,7 @@ fi
   #
   if test $passwd_cruft_done = no ; then
     echo $ac_n "checking for HP-style shadow passwords""... $ac_c" 1>&6
-echo "configure:4660: checking for HP-style shadow passwords" >&5
+echo "configure:5036: checking for HP-style shadow passwords" >&5
 if eval "test \"`echo '$''{'ac_cv_hpux_passwd'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4667,7 +5043,7 @@ else
   fi
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   cat > conftest.$ac_ext <<EOF
-#line 4671 "configure"
+#line 5047 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 				      #include <unistd.h>
@@ -4680,7 +5056,7 @@ struct s_passwd *p = getspwnam("nobody");
 			 const char *pw = p->pw_passwd;
 ; return 0; }
 EOF
-if { (eval echo configure:4684: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5060: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_hpux_passwd=yes
 else
@@ -4705,7 +5081,7 @@ EOF
 
       # on HPUX, bigcrypt is in -lsec
       echo $ac_n "checking for bigcrypt in -lsec""... $ac_c" 1>&6
-echo "configure:4709: checking for bigcrypt in -lsec" >&5
+echo "configure:5085: checking for bigcrypt in -lsec" >&5
 ac_lib_var=`echo sec'_'bigcrypt | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4713,7 +5089,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lsec  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4717 "configure"
+#line 5093 "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
@@ -4724,7 +5100,7 @@ int main() {
 bigcrypt()
 ; return 0; }
 EOF
-if { (eval echo configure:4728: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5104: \"$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
@@ -4751,7 +5127,7 @@ fi
   #
   if test $passwd_cruft_done = no ; then
     echo $ac_n "checking for generic shadow passwords""... $ac_c" 1>&6
-echo "configure:4755: checking for generic shadow passwords" >&5
+echo "configure:5131: checking for generic shadow passwords" >&5
 if eval "test \"`echo '$''{'ac_cv_shadow'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4762,7 +5138,7 @@ else
   fi
   CPPFLAGS="$CPPFLAGS $X_CFLAGS"
   cat > conftest.$ac_ext <<EOF
-#line 4766 "configure"
+#line 5142 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 				      #include <unistd.h>
@@ -4774,7 +5150,7 @@ struct spwd *p = getspnam("nobody");
 			 const char *pw = p->sp_pwdp;
 ; return 0; }
 EOF
-if { (eval echo configure:4778: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5154: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_shadow=yes
 else
@@ -4800,7 +5176,7 @@ EOF
       # On some systems (UnixWare 2.1), getspnam() is in -lgen instead of -lc.
       have_getspnam=no
       echo $ac_n "checking for getspnam in -lc""... $ac_c" 1>&6
-echo "configure:4804: checking for getspnam in -lc" >&5
+echo "configure:5180: checking for getspnam in -lc" >&5
 ac_lib_var=`echo c'_'getspnam | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4808,7 +5184,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lc  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4812 "configure"
+#line 5188 "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
@@ -4819,7 +5195,7 @@ int main() {
 getspnam()
 ; return 0; }
 EOF
-if { (eval echo configure:4823: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5199: \"$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
@@ -4841,7 +5217,7 @@ fi
 
       if test $have_getspnam = no ; then
         echo $ac_n "checking for getspnam in -lgen""... $ac_c" 1>&6
-echo "configure:4845: checking for getspnam in -lgen" >&5
+echo "configure:5221: checking for getspnam in -lgen" >&5
 ac_lib_var=`echo gen'_'getspnam | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4849,7 +5225,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lgen  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4853 "configure"
+#line 5229 "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
@@ -4860,7 +5236,7 @@ int main() {
 getspnam()
 ; return 0; }
 EOF
-if { (eval echo configure:4864: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5240: \"$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
@@ -4887,7 +5263,7 @@ fi
   # On some systems (UnixWare 2.1), crypt() is in -lcrypt instead of -lc.
   have_crypt=no
   echo $ac_n "checking for crypt in -lc""... $ac_c" 1>&6
-echo "configure:4891: checking for crypt in -lc" >&5
+echo "configure:5267: checking for crypt in -lc" >&5
 ac_lib_var=`echo c'_'crypt | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4895,7 +5271,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lc  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4899 "configure"
+#line 5275 "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
@@ -4906,7 +5282,7 @@ int main() {
 crypt()
 ; return 0; }
 EOF
-if { (eval echo configure:4910: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5286: \"$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
@@ -4928,7 +5304,7 @@ fi
 
   if test $have_crypt = no ; then
     echo $ac_n "checking for crypt in -lcrypt""... $ac_c" 1>&6
-echo "configure:4932: checking for crypt in -lcrypt" >&5
+echo "configure:5308: checking for crypt in -lcrypt" >&5
 ac_lib_var=`echo crypt'_'crypt | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4936,7 +5312,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lcrypt  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4940 "configure"
+#line 5316 "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
@@ -4947,7 +5323,7 @@ int main() {
 crypt()
 ; return 0; }
 EOF
-if { (eval echo configure:4951: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5327: \"$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
@@ -5090,6 +5466,8 @@ fi
 
 
 
+
+
 
 
 
@@ -5097,16 +5475,31 @@ fi
 #
 warning=no
 warnsep='    #################################################################'
-warn() {
+warnpre() {
   if test $warning = no ; then
     echo '' ; echo "$warnsep" ; echo ''
     warning=yes
   fi
-  echo "    Warning:" $*
+}
+
+warn() {
+  warnpre
+  if test $warning = long ; then echo '' ; fi
+  warning=yes
+  echo "    Warning: $@"
+}
+
+warnL() {
+  was=$warning
+  warnpre
+  warning=yes
+  if test $was != no ; then echo '' ; fi
+  echo "    Warning: $@"
 }
 
 warn2() {
-  echo "            " $*
+  echo "             $@"
+  warning=long
 }
 
 if test $with_sgi_req = yes -a $have_sgi = no ; then
@@ -5125,24 +5518,41 @@ if test $with_xshm_req = yes -a $have_xshm = no ; then
   warn 'The XSHM extension was requested, but was not found.'
 fi
 
+if test $with_sgivc_req = yes -a $have_sgivc = no ; then
+  warn 'The SGI-VIDEO-CONTROL extension was requested, but was not found.'
+fi
+
 if test $have_motif = no -a $have_athena = no ; then
-  warn  "Neither Motif nor Athena widgets seem to be available;"
+  warnL "Neither Motif nor Athena widgets seem to be available;"
   warn2 "one or the other is required."
+  proselytize_motif=no
 
 elif test $with_motif_req = yes -a $have_motif = no ; then
-  warn  "Use of Motif was requested, but it wasn't found;"
+  warnL "Use of Motif was requested, but it wasn't found;"
   warn2 "Athena will be used instead."
 
 elif test $with_athena_req = yes -a $have_athena = no ; then
-  warn  "Use of Athena was requested, but it wasn't found;"
+  warnL "Use of Athena was requested, but it wasn't found;"
   warn2 "Motif will be used instead."
 fi
 
 if test $have_motif = yes -a $have_lesstif = yes ; then
-  warn  "Motif is being used, but it appears to actually be LessTif."
-  warn2 "XScreenSaver has been reported to have problems with some"
-  warn2 "versions of LessTif (notably 0.79).  You might want to use"
-  warn2 "Athena instead."
+  if test $good_lesstif != yes ; then
+    warnL "Motif is being used, but it appears to actually be"
+    warn2 "LessTif, and the version number is less than 0.82!"
+    warn2 "Such old versions of LessTif are too buggy to use"
+    warn2 "with XScreenSaver; it is strongly recommended that"
+    warn2 "you upgrade!  See <http://www.lesstif.org/>."
+  fi
+fi
+
+if test $proselytize_motif = yes ; then
+    warnL "Athena widgets are being used instead of Motif."
+    warn2 "XScreenSaver looks much better with Motif, and has"
+    warn2 "a few extra features as well.  Wouldn't you rather"
+    warn2 "be using Motif?  It is shipped by every commercial"
+    warn2 "Unix vendor; and there is a free implementation"
+    warn2 "available as well: see <http://www.lesstif.org/>."
 fi
 
 if test $with_xpm_req = yes -a $have_xpm = no ; then
@@ -5157,6 +5567,10 @@ if test $with_readdisplay_req = yes -a $have_readdisplay = no ; then
   warn 'Use of XReadDisplay was requested, but it was not found.'
 fi
 
+if test $with_sgivideo_req = yes -a $have_sgivideo = no ; then
+  warn 'Use of the Iris Video Library was requested, but it was not found.'
+fi
+
 if test $with_kerberos_req = yes -a $have_kerberos = no ; then
   warn 'Use of Kerberos was requested, but it was not found.'
 fi
@@ -5165,7 +5579,14 @@ if test $with_shadow_req = yes -a $have_shadow = no ; then
   warn 'Use of shadow passwords was requested, but they were not found.'
 fi
 
-if test $warning = yes; then
+if test -n "$with_zippy_req"; then
+  if test "$with_zippy_req" != "$ac_cv_zippy_program" ; then
+    warnL "$with_zippy_req was requested as the Zippy program,"
+    warn2 "but was not found.  The default will be used instead."
+  fi
+fi
+
+if test $warning != no; then
   echo '' ; echo "$warnsep" ; echo ''
 fi
 
@@ -5320,6 +5741,7 @@ s%@X_CFLAGS@%$X_CFLAGS%g
 s%@X_PRE_LIBS@%$X_PRE_LIBS%g
 s%@X_LIBS@%$X_LIBS%g
 s%@X_EXTRA_LIBS@%$X_EXTRA_LIBS%g
+s%@zip2@%$zip2%g
 s%@emacs_exe@%$emacs_exe%g
 s%@xemacs_exe@%$xemacs_exe%g
 s%@fortune@%$fortune%g
@@ -5331,6 +5753,8 @@ s%@GL_LIBS@%$GL_LIBS%g
 s%@PASSWD_LIBS@%$PASSWD_LIBS%g
 s%@INSTALL_SETUID@%$INSTALL_SETUID%g
 s%@NEED_SETUID@%$NEED_SETUID%g
+s%@SGI_VIDEO_OBJS@%$SGI_VIDEO_OBJS%g
+s%@SGI_VIDEO_LIBS@%$SGI_VIDEO_LIBS%g
 s%@DIALOG_SRCS@%$DIALOG_SRCS%g
 s%@DIALOG_OBJS@%$DIALOG_OBJS%g
 s%@PASSWD_SRCS@%$PASSWD_SRCS%g