X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fchdir-long.m4;h=8c38c04b36bb2cbbd1c1a4fcd8f9bfa9427f1297;hb=5bf73fbe89c75118e5e9a53e4b88a57729d26964;hp=9a343ac9870c64182c791f08b229af18c3d6c86a;hpb=1a9afb04e6f2fb36d17b3837942165cd1a0c50ac;p=gnulib.git

diff --git a/m4/chdir-long.m4 b/m4/chdir-long.m4
index 9a343ac98..8c38c04b3 100644
--- a/m4/chdir-long.m4
+++ b/m4/chdir-long.m4
@@ -1,4 +1,4 @@
-#serial 12
+#serial 14
 
 # Use Gnulib's robust chdir function.
 # It can handle arbitrarily long directory names, which means
@@ -15,12 +15,12 @@ dnl with or without modifications, as long as this notice is preserved.
 
 AC_DEFUN([gl_FUNC_CHDIR_LONG],
 [
+  AC_REQUIRE([gl_PATHMAX_SNIPPET_PREREQ])
   AC_CACHE_CHECK([whether this system has an arbitrary file name length limit],
     gl_cv_have_arbitrary_file_name_length_limit,
     [AC_EGREP_CPP([have_arbitrary_file_name_length_limit],
-                  [#include <unistd.h>
-#include <limits.h>
-#if defined PATH_MAX || defined MAXPATHLEN
+                  gl_PATHMAX_SNIPPET[
+#ifdef PATH_MAX
 have_arbitrary_file_name_length_limit
 #endif],
     gl_cv_have_arbitrary_file_name_length_limit=yes,