Doc tweak.

[gnulib.git] / m4 / link-follow.m4

diff --git a/m4/link-follow.m4 b/m4/link-follow.m4
index f75062c..ceec067 100644 (file)
--- a/m4/link-follow.m4
+++ b/m4/link-follow.m4
@@ -1,4 +1,4 @@
-#serial 8
+#serial 9
 dnl Run a program to determine whether link(2) follows symlinks.
 dnl Set LINK_FOLLOWS_SYMLINKS accordingly.
 
@@ -11,7 +11,7 @@ AC_DEFUN([gl_AC_FUNC_LINK_FOLLOWS_SYMLINK],
 [dnl
   AC_CACHE_CHECK(
     [whether link(2) dereferences a symlink specified with a trailing slash],
-                jm_ac_cv_func_link_follows_symlink,
+                gl_ac_cv_func_link_follows_symlink,
   [
     # Create a regular file.
     echo > conftest.file
@@ -20,6 +20,7 @@ AC_DEFUN([gl_AC_FUNC_LINK_FOLLOWS_SYMLINK],
 #       include <sys/types.h>
 #       include <sys/stat.h>
 #       include <unistd.h>
+#       include <stdlib.h>
 
 #       define SAME_INODE(Stat_buf_1, Stat_buf_2) \
          ((Stat_buf_1).st_ino == (Stat_buf_2).st_ino \
@@ -51,12 +52,12 @@ AC_DEFUN([gl_AC_FUNC_LINK_FOLLOWS_SYMLINK],
          return SAME_INODE (sb_hard, sb_file) ? 0 : 1;
        }
       ],
-      jm_ac_cv_func_link_follows_symlink=yes,
-      jm_ac_cv_func_link_follows_symlink=no,
-      jm_ac_cv_func_link_follows_symlink=yes dnl We're cross compiling.
+      gl_ac_cv_func_link_follows_symlink=yes,
+      gl_ac_cv_func_link_follows_symlink=no,
+      gl_ac_cv_func_link_follows_symlink=yes dnl We're cross compiling.
     )
   ])
-  if test $jm_ac_cv_func_link_follows_symlink = yes; then
+  if test $gl_ac_cv_func_link_follows_symlink = yes; then
     AC_DEFINE(LINK_FOLLOWS_SYMLINKS, 1,
       [Define if `link(2)' dereferences symbolic links.])
   fi