(AC_FUNC_STRERROR_R): Pass a reasonably large buffer to strerror_r.

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

diff --git a/m4/link-follow.m4 b/m4/link-follow.m4
index d61a0e0..a3b07eb 100644 (file)
--- a/m4/link-follow.m4
+++ b/m4/link-follow.m4
@@ -1,10 +1,11 @@
-#serial 1
+#serial 2
 dnl Run a program to determine whether whether link(2) follows symlinks.
 dnl Set LINK_FOLLOWS_SYMLINKS accordingly.
 
 AC_DEFUN(jm_AC_FUNC_LINK_FOLLOWS_SYMLINK,
 [dnl
-  AC_CACHE_CHECK([whether link(2) follows symlinks],
+  AC_CACHE_CHECK(
+    [whether link(2) dereferences a symlink specified with a trailing slash],
                 jm_ac_cv_func_link_follows_symlink,
   [
     dnl poor-man's AC_REQUIRE: FIXME: repair this once autoconf-3 provides