* boot-9.scm (setenv): new procedure, scsh compatible.

diff --git a/NEWS b/NEWS
index f749b2c..dfd125f 100644 (file)
--- a/NEWS
+++ b/NEWS
@@ -99,6 +99,11 @@ Returns an existing output port which has FDES as its underlying file
 descriptor, if one exists, and increments its revealed count.
 Otherwise, returns a new output port with a revealed count of 1.
 
+** setenv [NAME] [VALUE]
+If VALUE is `#f', removes NAME from the environment.  Otherwise 
+adds the string NAME=VALUE to the environment, replacing any previous
+value for NAME.
+
 ** primitive-exit [STATUS]
 Terminates the current process without unwinding the Scheme stack.
 This would usually be used after a fork.

diff --git a/configure b/configure
index dce2d5f..6791e57 100755 (executable)
--- a/configure
+++ b/configure
@@ -20,12 +20,12 @@ ac_help="$ac_help
   --enable-dynamic-linking  Include support for dynamic linking"
 ac_help="$ac_help
   --enable-guile-debug    Include internal debugging functions"
-ac_help="$ac_help
-  --with-gnu-ld           assume the C compiler uses GNU ld [default=no]"
 ac_help="$ac_help
   --enable-shared         build shared libraries [default=yes]"
 ac_help="$ac_help
   --enable-static         build static libraries [default=yes]"
+ac_help="$ac_help
+  --with-threads          thread interface"
 
 # Initialize some variables set by options.
 # The variables have the same names as the options, with
@@ -1121,22 +1121,10 @@ else
   echo "$ac_t""no" 1>&6
 fi
 
-# Check whether --with-gnu-ld or --without-gnu-ld was given.
-if test "${with_gnu_ld+set}" = set; then
-  withval="$with_gnu_ld"
-  test "$withval" = no || with_gnu_ld=yes
-else
-  with_gnu_ld=no
-fi
 
-if test "$with_gnu_ld" = yes; then
-  echo $ac_n "checking for GNU ld""... $ac_c" 1>&6
-echo "configure:1135: checking for GNU ld" >&5
-else
-  echo $ac_n "checking for non-GNU ld""... $ac_c" 1>&6
-echo "configure:1138: checking for non-GNU ld" >&5
-fi
-if eval "test \"`echo '$''{'ac_cv_path_LD'+set}'`\" = set"; then
+echo $ac_n "checking for ld used by the C compiler ($CC $CFLAGS $LDFLAGS)""... $ac_c" 1>&6
+echo "configure:1127: checking for ld used by the C compiler ($CC $CFLAGS $LDFLAGS)" >&5
+if eval "test \"`echo '$''{'am_cv_path_LD'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   case "$LD" in
@@ -1148,14 +1136,16 @@ else
   for ac_dir in $PATH; do
     test -z "$ac_dir" && ac_dir=.
     if test -f "$ac_dir/ld"; then
-      ac_cv_path_LD="$ac_dir/ld"
       # Check to see if the program is GNU ld.  I'd rather use --version,
       # but apparently some GNU ld's only accept -v.
-      # Break only if it was the GNU/non-GNU ld that we prefer.
-      if "$ac_cv_path_LD" -v 2>&1 < /dev/null | egrep '(GNU ld|with BFD)' > /dev/null; then
-       test "$with_gnu_ld" = yes && break
+      if "$ac_dir/ld" -v 2>&1 < /dev/null | egrep '(GNU ld|with BFD)' > /dev/null; then
+        # If it was GNU ld, only accept it if we're using GCC.
+        am_cv_path_LD="$ac_dir/ld"
+       test "$ac_cv_prog_gcc" = yes && break
       else
-        test "$with_gnu_ld" != yes && break
+        # If it was not GNU ld, and we are not using GCC, then accept it.
+        am_cv_path_LD="$ac_dir/ld"
+        break
       fi
     fi
   done
@@ -1164,7 +1154,7 @@ else
 esac
 fi
 
-LD="$ac_cv_path_LD"
+LD="$am_cv_path_LD"
 if test -n "$LD"; then
   echo "$ac_t""$LD" 1>&6
 else
@@ -1172,43 +1162,6 @@ else
 fi
 test -z "$LD" && { echo "configure: error: no acceptable ld found in \$PATH" 1>&2; exit 1; }
 
-echo $ac_n "checking whether we are using GNU ld""... $ac_c" 1>&6
-echo "configure:1177: checking whether we are using GNU ld" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_gnu_ld'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  # I'd rather use --version here, but apparently some GNU ld's only accept -v.
-if $LD -v 2>&1 </dev/null | egrep '(GNU ld|with BFD)' > /dev/null; then
-  ac_cv_prog_gnu_ld=yes
-else
-  ac_cv_prog_gnu_ld=no
-fi
-fi
-
-echo "$ac_t""$ac_cv_prog_gnu_ld" 1>&6
-
-
-echo $ac_n "checking whether ln -s works""... $ac_c" 1>&6
-echo "configure:1193: checking whether ln -s works" >&5
-if eval "test \"`echo '$''{'ac_cv_prog_LN_S'+set}'`\" = set"; then
-  echo $ac_n "(cached) $ac_c" 1>&6
-else
-  rm -f conftestdata
-if ln -s X conftestdata 2>/dev/null
-then
-  rm -f conftestdata
-  ac_cv_prog_LN_S="ln -s"
-else
-  ac_cv_prog_LN_S=ln
-fi
-fi
-LN_S="$ac_cv_prog_LN_S"
-if test "$ac_cv_prog_LN_S" = "ln -s"; then
-  echo "$ac_t""yes" 1>&6
-else
-  echo "$ac_t""no" 1>&6
-fi
-
 
 
 
@@ -1240,7 +1193,6 @@ fi
 libtool_flags="$libtool_shared$libtool_static"
 test "$silent" = yes && libtool_flags="$libtool_flags --silent"
 test "$ac_cv_prog_gcc" = yes && libtool_flags="$libtool_flags --with-gcc"
-test "$ac_cv_prog_gnu_ld" = yes && libtool_flags="$libtool_flags --with-gnu-ld"
 
 # Some flags need to be propagated to the compiler or linker for good
 # libtool support.
@@ -1260,17 +1212,16 @@ case "$host" in
 esac
 
 # Actually configure libtool.  ac_aux_dir is where install-sh is found.
-CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" \
-LD="$LD" RANLIB="$RANLIB" LN_S="$LN_S" \
+CC="$CC" CFLAGS="$CFLAGS" CPPFLAGS="$CPPFLAGS" LD="$LD" RANLIB="$RANLIB" \
 ${CONFIG_SHELL-/bin/sh} $ac_aux_dir/ltconfig \
 $libtool_flags --no-verify $ac_aux_dir/ltmain.sh $host \
 || { echo "configure: error: libtool configure failed" 1>&2; exit 1; }
 
 
 echo $ac_n "checking for AIX""... $ac_c" 1>&6
-echo "configure:1272: checking for AIX" >&5
+echo "configure:1223: checking for AIX" >&5
 cat > conftest.$ac_ext <<EOF
-#line 1274 "configure"
+#line 1225 "configure"
 #include "confdefs.h"
 #ifdef _AIX
   yes
@@ -1292,7 +1243,7 @@ rm -f conftest*
 
 
 echo $ac_n "checking for POSIXized ISC""... $ac_c" 1>&6
-echo "configure:1296: checking for POSIXized ISC" >&5
+echo "configure:1247: checking for POSIXized ISC" >&5
 if test -d /etc/conf/kconfig.d &&
   grep _POSIX_VERSION /usr/include/sys/unistd.h >/dev/null 2>&1
 then
@@ -1314,17 +1265,17 @@ fi
 
 ac_safe=`echo "minix/config.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for minix/config.h""... $ac_c" 1>&6
-echo "configure:1318: checking for minix/config.h" >&5
+echo "configure:1269: checking for minix/config.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1323 "configure"
+#line 1274 "configure"
 #include "confdefs.h"
 #include <minix/config.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1328: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1279: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1363,12 +1314,12 @@ fi
 
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:1367: checking for working const" >&5
+echo "configure:1318: checking for working const" >&5
 if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1372 "configure"
+#line 1323 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -1417,7 +1368,7 @@ ccp = (char const *const *) p;
 
 ; return 0; }
 EOF
-if { (eval echo configure:1421: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1372: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -1439,12 +1390,12 @@ fi
 
 
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:1443: checking for ANSI C header files" >&5
+echo "configure:1394: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1448 "configure"
+#line 1399 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -1452,7 +1403,7 @@ else
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1456: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1407: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1469,7 +1420,7 @@ 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 1473 "configure"
+#line 1424 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -1487,7 +1438,7 @@ 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 1491 "configure"
+#line 1442 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -1508,7 +1459,7 @@ if test "$cross_compiling" = yes; then
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 1512 "configure"
+#line 1463 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -1519,7 +1470,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-if { (eval echo configure:1523: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:1474: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -1547,12 +1498,12 @@ for ac_hdr in dirent.h sys/ndir.h sys/dir.h ndir.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr that defines DIR""... $ac_c" 1>&6
-echo "configure:1551: checking for $ac_hdr that defines DIR" >&5
+echo "configure:1502: 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 1556 "configure"
+#line 1507 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_hdr>
@@ -1560,7 +1511,7 @@ int main() {
 DIR *dirp = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:1564: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1515: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_header_dirent_$ac_safe=yes"
 else
@@ -1585,7 +1536,7 @@ 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""... $ac_c" 1>&6
-echo "configure:1589: checking for opendir in -ldir" >&5
+echo "configure:1540: checking for opendir in -ldir" >&5
 ac_lib_var=`echo dir'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1593,7 +1544,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldir  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1597 "configure"
+#line 1548 "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
@@ -1604,7 +1555,7 @@ int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:1608: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1559: \"$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
@@ -1626,7 +1577,7 @@ fi
 
 else
 echo $ac_n "checking for opendir in -lx""... $ac_c" 1>&6
-echo "configure:1630: checking for opendir in -lx" >&5
+echo "configure:1581: checking for opendir in -lx" >&5
 ac_lib_var=`echo x'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -1634,7 +1585,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lx  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 1638 "configure"
+#line 1589 "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
@@ -1645,7 +1596,7 @@ int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:1649: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:1600: \"$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
@@ -1668,12 +1619,12 @@ fi
 fi
 
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:1672: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:1623: checking whether time.h and sys/time.h may both be included" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1677 "configure"
+#line 1628 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -1682,7 +1633,7 @@ int main() {
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:1686: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1637: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -1703,12 +1654,12 @@ EOF
 fi
 
 echo $ac_n "checking for sys/wait.h that is POSIX.1 compatible""... $ac_c" 1>&6
-echo "configure:1707: checking for sys/wait.h that is POSIX.1 compatible" >&5
+echo "configure:1658: checking for sys/wait.h that is POSIX.1 compatible" >&5
 if eval "test \"`echo '$''{'ac_cv_header_sys_wait_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1712 "configure"
+#line 1663 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/wait.h>
@@ -1724,7 +1675,7 @@ wait (&s);
 s = WIFEXITED (s) ? WEXITSTATUS (s) : 1;
 ; return 0; }
 EOF
-if { (eval echo configure:1728: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1679: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_sys_wait_h=yes
 else
@@ -1748,17 +1699,17 @@ for ac_hdr in libc.h limits.h malloc.h memory.h string.h regex.h sys/ioctl.h sys
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:1752: checking for $ac_hdr" >&5
+echo "configure:1703: 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 1757 "configure"
+#line 1708 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1762: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1713: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1789,17 +1740,17 @@ done
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:1793: checking for $ac_hdr" >&5
+echo "configure:1744: 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 1798 "configure"
+#line 1749 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:1803: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:1754: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -1826,7 +1777,7 @@ fi
 done
 
     echo $ac_n "checking "whether libc.h and unistd.h can be included together"""... $ac_c" 1>&6
-echo "configure:1830: checking "whether libc.h and unistd.h can be included together"" >&5
+echo "configure:1781: checking "whether libc.h and unistd.h can be included together"" >&5
 if eval "test \"`echo '$''{'guile_cv_header_libc_with_unistd'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1837,7 +1788,7 @@ else
           guile_cv_header_libc_with_unistd="yes"
         else
           cat > conftest.$ac_ext <<EOF
-#line 1841 "configure"
+#line 1792 "configure"
 #include "confdefs.h"
 
 #             include <libc.h>
@@ -1847,7 +1798,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:1851: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1802: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   guile_cv_header_libc_with_unistd=yes
 else
@@ -1874,12 +1825,12 @@ EOF
 
 
 echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&6
-echo "configure:1878: checking for uid_t in sys/types.h" >&5
+echo "configure:1829: checking for uid_t in sys/types.h" >&5
 if eval "test \"`echo '$''{'ac_cv_type_uid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1883 "configure"
+#line 1834 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 EOF
@@ -1908,7 +1859,7 @@ EOF
 fi
 
 echo $ac_n "checking type of array argument to getgroups""... $ac_c" 1>&6
-echo "configure:1912: checking type of array argument to getgroups" >&5
+echo "configure:1863: checking type of array argument to getgroups" >&5
 if eval "test \"`echo '$''{'ac_cv_type_getgroups'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -1916,7 +1867,7 @@ else
   ac_cv_type_getgroups=cross
 else
   cat > conftest.$ac_ext <<EOF
-#line 1920 "configure"
+#line 1871 "configure"
 #include "confdefs.h"
 
 /* Thanks to Mike Rendell for this test.  */
@@ -1941,7 +1892,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:1945: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:1896: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
     ac_cv_type_getgroups=gid_t
 else
@@ -1955,7 +1906,7 @@ fi
 
 if test $ac_cv_type_getgroups = cross; then
         cat > conftest.$ac_ext <<EOF
-#line 1959 "configure"
+#line 1910 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 EOF
@@ -1979,12 +1930,12 @@ EOF
 
 
 echo $ac_n "checking return type of signal handlers""... $ac_c" 1>&6
-echo "configure:1983: checking return type of signal handlers" >&5
+echo "configure:1934: checking return type of signal handlers" >&5
 if eval "test \"`echo '$''{'ac_cv_type_signal'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 1988 "configure"
+#line 1939 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <signal.h>
@@ -2001,7 +1952,7 @@ int main() {
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:2005: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:1956: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_type_signal=void
 else
@@ -2020,12 +1971,12 @@ EOF
 
 
 echo $ac_n "checking for mode_t""... $ac_c" 1>&6
-echo "configure:2024: checking for mode_t" >&5
+echo "configure:1975: checking for mode_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_mode_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2029 "configure"
+#line 1980 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -2054,7 +2005,7 @@ fi
 
 
 echo $ac_n "checking for main in -lm""... $ac_c" 1>&6
-echo "configure:2058: checking for main in -lm" >&5
+echo "configure:2009: checking for main in -lm" >&5
 ac_lib_var=`echo m'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2062,14 +2013,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2066 "configure"
+#line 2017 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2073: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2024: \"$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
@@ -2097,7 +2048,7 @@ else
 fi
 
 echo $ac_n "checking for main in -lrx""... $ac_c" 1>&6
-echo "configure:2101: checking for main in -lrx" >&5
+echo "configure:2052: checking for main in -lrx" >&5
 ac_lib_var=`echo rx'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2105,14 +2056,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lrx  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2109 "configure"
+#line 2060 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:2116: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2067: \"$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
@@ -2140,12 +2091,12 @@ else
 fi
 
 echo $ac_n "checking for gethostbyname""... $ac_c" 1>&6
-echo "configure:2144: checking for gethostbyname" >&5
+echo "configure:2095: checking for gethostbyname" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gethostbyname'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2149 "configure"
+#line 2100 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gethostbyname(); below.  */
@@ -2168,7 +2119,7 @@ gethostbyname();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2172: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2123: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_gethostbyname=yes"
 else
@@ -2189,7 +2140,7 @@ fi
 
 if test $ac_cv_func_gethostbyname = no; then
     echo $ac_n "checking for gethostbyname in -lnsl""... $ac_c" 1>&6
-echo "configure:2193: checking for gethostbyname in -lnsl" >&5
+echo "configure:2144: checking for gethostbyname in -lnsl" >&5
 ac_lib_var=`echo nsl'_'gethostbyname | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2197,7 +2148,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lnsl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2201 "configure"
+#line 2152 "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
@@ -2208,7 +2159,7 @@ int main() {
 gethostbyname()
 ; return 0; }
 EOF
-if { (eval echo configure:2212: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2163: \"$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
@@ -2237,12 +2188,12 @@ fi
 
 fi
 echo $ac_n "checking for connect""... $ac_c" 1>&6
-echo "configure:2241: checking for connect" >&5
+echo "configure:2192: checking for connect" >&5
 if eval "test \"`echo '$''{'ac_cv_func_connect'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2246 "configure"
+#line 2197 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char connect(); below.  */
@@ -2265,7 +2216,7 @@ connect();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2269: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2220: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_connect=yes"
 else
@@ -2286,7 +2237,7 @@ fi
 
 if test $ac_cv_func_connect = no; then
     echo $ac_n "checking for connect in -lsocket""... $ac_c" 1>&6
-echo "configure:2290: checking for connect in -lsocket" >&5
+echo "configure:2241: checking for connect in -lsocket" >&5
 ac_lib_var=`echo socket'_'connect | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2294,7 +2245,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lsocket  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2298 "configure"
+#line 2249 "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
@@ -2305,7 +2256,7 @@ int main() {
 connect()
 ; return 0; }
 EOF
-if { (eval echo configure:2309: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2260: \"$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
@@ -2339,7 +2290,7 @@ fi
 if test "$enable_dynamic_linking" = "yes"; then
 
 echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6
-echo "configure:2343: checking for dlopen in -ldl" >&5
+echo "configure:2294: checking for dlopen in -ldl" >&5
 ac_lib_var=`echo dl'_'dlopen | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2347,7 +2298,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2351 "configure"
+#line 2302 "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
@@ -2358,7 +2309,7 @@ int main() {
 dlopen()
 ; return 0; }
 EOF
-if { (eval echo configure:2362: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2313: \"$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
@@ -2392,7 +2343,7 @@ EOF
 
 else
 echo $ac_n "checking for dld_link in -ldld""... $ac_c" 1>&6
-echo "configure:2396: checking for dld_link in -ldld" >&5
+echo "configure:2347: checking for dld_link in -ldld" >&5
 ac_lib_var=`echo dld'_'dld_link | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -2400,7 +2351,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldld  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 2404 "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
@@ -2411,7 +2362,7 @@ int main() {
 dld_link()
 ; return 0; }
 EOF
-if { (eval echo configure:2415: \"$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
@@ -2447,12 +2398,12 @@ else
 for ac_func in shl_load
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2451: checking for $ac_func" >&5
+echo "configure:2402: 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 2456 "configure"
+#line 2407 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2475,7 +2426,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2479: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2430: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2514,12 +2465,12 @@ fi
 for ac_func in ctermid ftime getcwd geteuid gethostent gettimeofday lstat mkdir mknod nice readlink rename rmdir select setegid seteuid setlocale setpgid setsid sigaction strftime strptime symlink sync tcgetpgrp tcsetpgrp times uname waitpid
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2518: checking for $ac_func" >&5
+echo "configure:2469: 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 2523 "configure"
+#line 2474 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2542,7 +2493,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2546: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2497: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2570,17 +2521,17 @@ done
 
 ac_safe=`echo "sys/un.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for sys/un.h""... $ac_c" 1>&6
-echo "configure:2574: checking for sys/un.h" >&5
+echo "configure:2525: checking for sys/un.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2579 "configure"
+#line 2530 "configure"
 #include "confdefs.h"
 #include <sys/un.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:2584: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:2535: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -2611,12 +2562,12 @@ fi
 for ac_func in socketpair getgroups setpwent pause tzset
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2615: checking for $ac_func" >&5
+echo "configure:2566: 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 2620 "configure"
+#line 2571 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2639,7 +2590,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2643: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2594: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2670,12 +2621,12 @@ done
 for ac_func in sethostent endhostent getnetent setnetent endnetent getprotoent endprotoent getservent endservent getnetbyaddr getnetbyname inet_lnaof inet_makeaddr inet_netof
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2674: checking for $ac_func" >&5
+echo "configure:2625: 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 2679 "configure"
+#line 2630 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2698,7 +2649,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2702: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2653: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2725,20 +2676,20 @@ done
 
 
 echo $ac_n "checking for restartable system calls""... $ac_c" 1>&6
-echo "configure:2729: checking for restartable system calls" >&5
+echo "configure:2680: checking for restartable system calls" >&5
 if eval "test \"`echo '$''{'scm_cv_restarts'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test $ac_cv_func_sigaction = yes; then
                cat > conftest.$ac_ext <<EOF
-#line 2735 "configure"
+#line 2686 "configure"
 #include "confdefs.h"
 #include <signal.h>
 int main() {
 int a = SA_RESTART
 ; return 0; }
 EOF
-if { (eval echo configure:2742: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:2693: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   scm_cv_restarts=yes
 else
@@ -2765,12 +2716,12 @@ if test "$ac_cv_header_regex_h" = yes; then
   for ac_func in regcomp
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2769: checking for $ac_func" >&5
+echo "configure:2720: 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 2774 "configure"
+#line 2725 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2793,7 +2744,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2797: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2748: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2822,12 +2773,12 @@ fi
 for ac_func in inet_aton putenv strerror
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2826: checking for $ac_func" >&5
+echo "configure:2777: 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 2831 "configure"
+#line 2782 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -2850,7 +2801,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:2854: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2805: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -2883,19 +2834,19 @@ done
 # The Ultrix 4.2 mips builtin alloca declared by alloca.h only works
 # for constant arguments.  Useless!
 echo $ac_n "checking for working alloca.h""... $ac_c" 1>&6
-echo "configure:2887: checking for working alloca.h" >&5
+echo "configure:2838: checking for working alloca.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_alloca_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2892 "configure"
+#line 2843 "configure"
 #include "confdefs.h"
 #include <alloca.h>
 int main() {
 char *p = alloca(2 * sizeof(int));
 ; return 0; }
 EOF
-if { (eval echo configure:2899: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2850: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   ac_cv_header_alloca_h=yes
 else
@@ -2916,12 +2867,12 @@ EOF
 fi
 
 echo $ac_n "checking for alloca""... $ac_c" 1>&6
-echo "configure:2920: checking for alloca" >&5
+echo "configure:2871: checking for alloca" >&5
 if eval "test \"`echo '$''{'ac_cv_func_alloca_works'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2925 "configure"
+#line 2876 "configure"
 #include "confdefs.h"
 
 #ifdef __GNUC__
@@ -2944,7 +2895,7 @@ int main() {
 char *p = (char *) alloca(1);
 ; return 0; }
 EOF
-if { (eval echo configure:2948: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2899: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   ac_cv_func_alloca_works=yes
 else
@@ -2976,12 +2927,12 @@ EOF
 
 
 echo $ac_n "checking whether alloca needs Cray hooks""... $ac_c" 1>&6
-echo "configure:2980: checking whether alloca needs Cray hooks" >&5
+echo "configure:2931: checking whether alloca needs Cray hooks" >&5
 if eval "test \"`echo '$''{'ac_cv_os_cray'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 2985 "configure"
+#line 2936 "configure"
 #include "confdefs.h"
 #if defined(CRAY) && ! defined(CRAY2)
 webecray
@@ -3006,12 +2957,12 @@ echo "$ac_t""$ac_cv_os_cray" 1>&6
 if test $ac_cv_os_cray = yes; then
 for ac_func in _getb67 GETB67 getb67; do
   echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3010: checking for $ac_func" >&5
+echo "configure:2961: 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 3015 "configure"
+#line 2966 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3034,7 +2985,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3038: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:2989: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -3061,7 +3012,7 @@ done
 fi
 
 echo $ac_n "checking stack direction for C alloca""... $ac_c" 1>&6
-echo "configure:3065: checking stack direction for C alloca" >&5
+echo "configure:3016: checking stack direction for C alloca" >&5
 if eval "test \"`echo '$''{'ac_cv_c_stack_direction'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3069,7 +3020,7 @@ else
   ac_cv_c_stack_direction=0
 else
   cat > conftest.$ac_ext <<EOF
-#line 3073 "configure"
+#line 3024 "configure"
 #include "confdefs.h"
 find_stack_direction ()
 {
@@ -3088,7 +3039,7 @@ main ()
   exit (find_stack_direction() < 0);
 }
 EOF
-if { (eval echo configure:3092: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3043: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_stack_direction=1
 else
@@ -3112,12 +3063,12 @@ fi
 if test "$ALLOCA" = "alloca.o"; then LIBOBJS="alloca.o $LIBOBJS"; fi
 
 echo $ac_n "checking for st_rdev in struct stat""... $ac_c" 1>&6
-echo "configure:3116: checking for st_rdev in struct stat" >&5
+echo "configure:3067: checking for st_rdev in struct stat" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_st_rdev'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3121 "configure"
+#line 3072 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -3125,7 +3076,7 @@ int main() {
 struct stat s; s.st_rdev;
 ; return 0; }
 EOF
-if { (eval echo configure:3129: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3080: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_st_rdev=yes
 else
@@ -3146,12 +3097,12 @@ EOF
 fi
 
 echo $ac_n "checking for st_blksize in struct stat""... $ac_c" 1>&6
-echo "configure:3150: checking for st_blksize in struct stat" >&5
+echo "configure:3101: checking for st_blksize in struct stat" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_st_blksize'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3155 "configure"
+#line 3106 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -3159,7 +3110,7 @@ int main() {
 struct stat s; s.st_blksize;
 ; return 0; }
 EOF
-if { (eval echo configure:3163: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3114: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_st_blksize=yes
 else
@@ -3183,12 +3134,12 @@ fi
 # We could use AC_STRUCT_ST_BLOCKS here, but that adds fileblocks.o to
 # LIBOBJS, which we don't need.  This seems more direct. 
 echo $ac_n "checking for st_blocks in struct stat""... $ac_c" 1>&6
-echo "configure:3187: checking for st_blocks in struct stat" >&5
+echo "configure:3138: checking for st_blocks in struct stat" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_st_blocks'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3192 "configure"
+#line 3143 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -3196,7 +3147,7 @@ int main() {
 struct stat s; s.st_blocks;
 ; return 0; }
 EOF
-if { (eval echo configure:3200: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3151: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_st_blocks=yes
 else
@@ -3217,12 +3168,12 @@ EOF
 fi
 
 echo $ac_n "checking whether struct tm is in sys/time.h or time.h""... $ac_c" 1>&6
-echo "configure:3221: checking whether struct tm is in sys/time.h or time.h" >&5
+echo "configure:3172: checking whether struct tm is in sys/time.h or time.h" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3226 "configure"
+#line 3177 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <time.h>
@@ -3230,7 +3181,7 @@ int main() {
 struct tm *tp; tp->tm_sec;
 ; return 0; }
 EOF
-if { (eval echo configure:3234: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3185: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm=time.h
 else
@@ -3251,12 +3202,12 @@ EOF
 fi
 
 echo $ac_n "checking for tm_zone in struct tm""... $ac_c" 1>&6
-echo "configure:3255: checking for tm_zone in struct tm" >&5
+echo "configure:3206: checking for tm_zone in struct tm" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm_zone'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3260 "configure"
+#line 3211 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_cv_struct_tm>
@@ -3264,7 +3215,7 @@ int main() {
 struct tm tm; tm.tm_zone;
 ; return 0; }
 EOF
-if { (eval echo configure:3268: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3219: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm_zone=yes
 else
@@ -3284,12 +3235,12 @@ EOF
 
 else
   echo $ac_n "checking for tzname""... $ac_c" 1>&6
-echo "configure:3288: checking for tzname" >&5
+echo "configure:3239: checking for tzname" >&5
 if eval "test \"`echo '$''{'ac_cv_var_tzname'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3293 "configure"
+#line 3244 "configure"
 #include "confdefs.h"
 #include <time.h>
 #ifndef tzname /* For SGI.  */
@@ -3299,7 +3250,7 @@ int main() {
 atoi(*tzname);
 ; return 0; }
 EOF
-if { (eval echo configure:3303: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3254: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   ac_cv_var_tzname=yes
 else
@@ -3322,12 +3273,12 @@ fi
 
 
   echo $ac_n "checking whether we need POSIX to get struct utimbuf""... $ac_c" 1>&6
-echo "configure:3326: checking whether we need POSIX to get struct utimbuf" >&5
+echo "configure:3277: checking whether we need POSIX to get struct utimbuf" >&5
 if eval "test \"`echo '$''{'guile_cv_struct_utimbuf_needs_posix'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3331 "configure"
+#line 3282 "configure"
 #include "confdefs.h"
 
 #ifdef __EMX__
@@ -3339,7 +3290,7 @@ struct utime blah;
 
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3343: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3294: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3372,13 +3323,13 @@ if test "$cross_compiling" = yes; then
   echo "configure: warning: Guessing that stack grows down -- see scmconfig.h.in" 1>&2
 else
   cat > conftest.$ac_ext <<EOF
-#line 3376 "configure"
+#line 3327 "configure"
 #include "confdefs.h"
 aux (l) unsigned long l;
             { int x; exit (l >= ((unsigned long)&x)); }
           main () { int q; aux((unsigned long)&q); }
 EOF
-if { (eval echo configure:3382: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3333: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   cat >> confdefs.h <<\EOF
 #define SCM_STACK_GROWS_UP 1
@@ -3401,11 +3352,11 @@ EOF
           echo "configure: warning: Guessing that sizeof(long) == sizeof(float) -- see scmconfig.h.in" 1>&2
 else
   cat > conftest.$ac_ext <<EOF
-#line 3405 "configure"
+#line 3356 "configure"
 #include "confdefs.h"
 main () { exit (sizeof(float) != sizeof(long)); }
 EOF
-if { (eval echo configure:3409: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3360: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   cat >> confdefs.h <<\EOF
 #define SCM_SINGLES 1
@@ -3420,12 +3371,12 @@ fi
 
 
 echo $ac_n "checking for struct linger""... $ac_c" 1>&6
-echo "configure:3424: checking for struct linger" >&5
+echo "configure:3375: checking for struct linger" >&5
 if eval "test \"`echo '$''{'scm_cv_struct_linger'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3429 "configure"
+#line 3380 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -3434,7 +3385,7 @@ int main() {
 struct linger lgr;  lgr.l_linger = 100
 ; return 0; }
 EOF
-if { (eval echo configure:3438: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3389: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   scm_cv_struct_linger="yes"
 else
@@ -3461,19 +3412,19 @@ fi
 #--------------------------------------------------------------------
 
 echo $ac_n "checking how to set a stream file descriptor""... $ac_c" 1>&6
-echo "configure:3465: checking how to set a stream file descriptor" >&5
+echo "configure:3416: checking how to set a stream file descriptor" >&5
 if eval "test \"`echo '$''{'scm_cv_fd_setter'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3470 "configure"
+#line 3421 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int main() {
 stdout->_file = 1
 ; return 0; }
 EOF
-if { (eval echo configure:3477: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3428: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   scm_cv_fd_setter="_file"
 else
@@ -3481,14 +3432,14 @@ else
   cat conftest.$ac_ext >&5
   rm -rf conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3485 "configure"
+#line 3436 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int main() {
 stdout->_fileno = 1
 ; return 0; }
 EOF
-if { (eval echo configure:3492: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3443: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   scm_cv_fd_setter="_fileno"
 else
@@ -3526,19 +3477,19 @@ fi
 #--------------------------------------------------------------------
 
 echo $ac_n "checking how to get buffer char count from FILE structure""... $ac_c" 1>&6
-echo "configure:3530: checking how to get buffer char count from FILE structure" >&5
+echo "configure:3481: checking how to get buffer char count from FILE structure" >&5
 if eval "test \"`echo '$''{'scm_cv_struct_file_count'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3535 "configure"
+#line 3486 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int main() {
 FILE *f = stdin; f->_cnt = 0
 ; return 0; }
 EOF
-if { (eval echo configure:3542: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3493: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   scm_cv_struct_file_count="_cnt"
 else
@@ -3546,14 +3497,14 @@ else
   cat conftest.$ac_ext >&5
   rm -rf conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3550 "configure"
+#line 3501 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int main() {
 FILE *f = stdin; f->_r = 0
 ; return 0; }
 EOF
-if { (eval echo configure:3557: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3508: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   scm_cv_struct_file_count="_r"
 else
@@ -3561,14 +3512,14 @@ else
   cat conftest.$ac_ext >&5
   rm -rf conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3565 "configure"
+#line 3516 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int main() {
 FILE *f = stdin; f->readCount = 0
 ; return 0; }
 EOF
-if { (eval echo configure:3572: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3523: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   scm_cv_struct_file_count="readCount"
 else
@@ -3595,14 +3546,14 @@ if eval "test \"`echo '$''{'scm_cv_struct_file_gptr'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3599 "configure"
+#line 3550 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int main() {
 FILE *f = stdin; f->_gptr = f->egptr;
 ; return 0; }
 EOF
-if { (eval echo configure:3606: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3557: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   scm_cv_struct_file_gptr=1
 else
@@ -3625,14 +3576,14 @@ if eval "test \"`echo '$''{'scm_cv_struct_file_readptr'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3629 "configure"
+#line 3580 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 int main() {
 FILE *f = stdin; f->_IO_read_ptr = f->_IO_read_end;
 ; return 0; }
 EOF
-if { (eval echo configure:3636: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3587: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   scm_cv_struct_file_readptr=1
 else
@@ -3660,7 +3611,148 @@ fi
 #
 #--------------------------------------------------------------------
 
-CY_AC_WITH_THREADS
+
+echo $ac_n "checking "threads package type"""... $ac_c" 1>&6
+echo "configure:3617: checking "threads package type"" >&5
+if eval "test \"`echo '$''{'cy_cv_threads_package'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  
+if eval "test \"`echo '$''{'cy_cv_threads_cflags'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  
+if eval "test \"`echo '$''{'cy_cv_threads_libs'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  
+use_threads=no;
+# Check whether --with-threads or --without-threads was given.
+if test "${with_threads+set}" = set; then
+  withval="$with_threads"
+  use_threads=$withval
+else
+  use_threads=no
+fi
+
+test -n "$use_threads" || use_threads=qt
+threads_package=unknown
+if test "$use_threads" != no; then
+  if test "$use_threads" = yes || test "$use_threads" = qt; then
+     # Look for qt in source directory. 
+     if test -f $srcdir/qt/qt.c; then
+       qtsrcdir="`(cd $srcdir; pwd)`/qt"
+       threads_package=COOP
+       cy_cv_threads_cflags="-I$qtsrcdir -I../qt"
+       cy_cv_threads_libs="../qt/libqt.a"
+     fi
+  else
+     if test -f $use_threads/qt.c; then
+       # FIXME seems as though we should try to use an installed qt here.
+       threads_package=COOP
+       cy_cv_threads_cflags="-I$use_threads -I../qt"
+       cy_cv_threads_libs="../qt/libqt.a"
+     fi
+  fi
+  if test "$use_threads" = pthreads; then
+     # Look for pthreads in srcdir.  See above to understand why
+     # we always set threads_package.
+     if test -f $srcdir/../../pthreads/pthreads/queue.c \
+         || test -f $srcdir/../pthreads/pthreads/queue.c; then
+       threads_package=MIT
+       cy_cv_threads_cflags="-I$srcdir/../../pthreads/include"
+       cy_cv_threads_libs="-L../../pthreads/lib -lpthread"
+     fi
+  fi
+  saved_CPP="$CPPFLAGS"
+  saved_LD="$LDFLAGS"
+  saved_LIBS="$LIBS"
+  if test "$threads_package" = unknown; then
+    CPPFLAGS="-I$use_threads/include"
+    LDFLAGS="-L$use_threads/lib"
+    LIBS="-lgthreads -lmalloc"
+    cat > conftest.$ac_ext <<EOF
+#line 3676 "configure"
+#include "confdefs.h"
+#include <pthread.h>
+int main() {
+
+pthread_equal(NULL,NULL);
+
+; return 0; }
+EOF
+if { (eval echo configure:3685: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+  rm -rf conftest*
+  threads_package=FSU
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+fi
+rm -f conftest*
+  fi
+  if test "$threads_package" = unknown; then
+    LIBS="-lpthread"
+    cat > conftest.$ac_ext <<EOF
+#line 3697 "configure"
+#include "confdefs.h"
+#include <pthread.h>
+int main() {
+
+pthread_equal(NULL,NULL);
+
+; return 0; }
+EOF
+if { (eval echo configure:3706: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+  rm -rf conftest*
+  threads_package=MIT
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+fi
+rm -f conftest*
+  fi
+  if test "$threads_package" = unknown; then
+    LIBS="-lpthreads"
+    cat > conftest.$ac_ext <<EOF
+#line 3718 "configure"
+#include "confdefs.h"
+#include <pthread.h>
+int main() {
+
+pthread_equal(NULL,NULL);
+
+; return 0; }
+EOF
+if { (eval echo configure:3727: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+  rm -rf conftest*
+  threads_package=PCthreads
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+fi
+rm -f conftest*
+  fi
+  cy_cv_threads_cflags="$CPPFLAGS $cy_cv_threads_cflags"
+  cy_cv_threads_libs="$LDFLAGS $LIBS $cy_cv_threads_libs"
+  cy_cv_threads_package=$threads_package
+  CPPFLAGS="$saved_CPP"
+  LDFLAGS="$saved_LD"
+  LIBS="$saved_LIBS"
+  if test "$threads_package" = unknown; then
+    { echo "configure: error: "cannot find thread library installation"" 1>&2; exit 1; }
+  fi
+fi
+
+fi
+
+
+fi
+
+
+fi
+
+echo "$ac_t""$cy_cv_threads_package" 1>&6
+
 CFLAGS="$CFLAGS $cy_cv_threads_cflags"
 THREAD_LIBS="$cy_cv_threads_libs"
 
@@ -3711,7 +3803,7 @@ 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:3715: checking for $ac_word" >&5
+echo "configure:3807: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_AWK'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3770,7 +3862,7 @@ 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:3774: checking host system type" >&5
+echo "configure:3866: checking host system type" >&5
 
 host_alias=$host
 case "$host_alias" in
@@ -4012,7 +4104,6 @@ s%@host_vendor@%$host_vendor%g
 s%@host_os@%$host_os%g
 s%@RANLIB@%$RANLIB%g
 s%@LD@%$LD%g
-s%@LN_S@%$LN_S%g
 s%@LIBTOOL@%$LIBTOOL%g
 s%@LIBOBJS@%$LIBOBJS%g
 s%@ALLOCA@%$ALLOCA%g

diff --git a/ice-9/ChangeLog b/ice-9/ChangeLog
index b2a0256..dbe68be 100644 (file)
--- a/ice-9/ChangeLog
+++ b/ice-9/ChangeLog
@@ -1,3 +1,7 @@
+Sat Jul 26 08:00:42 1997  Gary Houston  <ghouston@actrix.gen.nz>
+
+       * boot-9.scm (setenv): new procedure, scsh compatible.
+
 Sat Jul 26 21:30:10 1997  Marius Vollmer  <mvo@zagadka.ping.de>
 
        * boot-9.scm (with-fluids): New macro to go with the

diff --git a/ice-9/boot-9.scm b/ice-9/boot-9.scm
index 923c461..ff3b3a5 100644 (file)
--- a/ice-9/boot-9.scm
+++ b/ice-9/boot-9.scm
@@ -839,6 +839,11 @@
   (set-port-revealed! port (+ (port-revealed port) 1))
   (fileno port))
 
+(define (setenv name value)
+  (if value
+      (putenv (string-append name "=" value))
+      (putenv name)))
+
 \f
 ;;; {Load Paths}
 ;;;