aclocal.m4: Add ultrix* to /dev/zero blacklist.

	* aclocal.m4: Add ultrix* to /dev/zero blacklist.
	* configure: Rebuilt.

From-SVN: r71987

gcc/ChangeLog

+2003-10-01  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+	* aclocal.m4: Add ultrix* to /dev/zero blacklist.
+	* configure: Rebuilt.
+
 2003-10-01  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
 
 	* except.h (MUST_USE_SJLJ_EXCEPTIONS): Revert 2003-09-23 change.

gcc/aclocal.m4

@@ -442,7 +442,7 @@ else
    # Systems known to be in this category are Windows (all variants),
    # VMS, and Darwin.
    case "$host_os" in
-     vms* | cygwin* | pe | mingw* | darwin*)
+     vms* | cygwin* | pe | mingw* | darwin* | ultrix*)
         gcc_cv_func_mmap_dev_zero=no ;;
      *)
         gcc_cv_func_mmap_dev_zero=yes;;

gcc/configure

@@ -609,7 +609,7 @@ fi
 
 # Determine the host, build, and target systems
 ac_aux_dir=
-for ac_dir in ${GNUSYSTEM_AUX_DIR} $srcdir $srcdir/.. $srcdir/../..; do
+for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
   if test -f $ac_dir/install-sh; then
     ac_aux_dir=$ac_dir
     ac_install_sh="$ac_aux_dir/install-sh -c"
@@ -3992,7 +3992,7 @@ else
    # Systems known to be in this category are Windows (all variants),
    # VMS, and Darwin.
    case "$host_os" in
-     vms* | cygwin* | pe | mingw* | darwin*)
+     vms* | cygwin* | pe | mingw* | darwin* | ultrix*)
         gcc_cv_func_mmap_dev_zero=no ;;
      *)
         gcc_cv_func_mmap_dev_zero=yes;;