X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fsame.m4;h=cd7c16174752ad557b83fc781e208d73a5ec2c9a;hb=d6067ec16649b3ebb477bd1023ddf48809b78837;hp=1957e0fe96a798651989fa5edefdcd135f96f839;hpb=62a39c7d945eb4160c206242b85c624fb2fb21fd;p=gnulib.git

diff --git a/m4/same.m4 b/m4/same.m4
index 1957e0fe9..cd7c16174 100644
--- a/m4/same.m4
+++ b/m4/same.m4
@@ -1,4 +1,4 @@
-# same.m4 serial 4
+# same.m4 serial 6
 dnl Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -10,6 +10,6 @@ AC_DEFUN([gl_SAME],
   AC_LIBOBJ([same])
 
   dnl Prerequisites of lib/same.c.
-  AC_CHECK_HEADERS_ONCE(unistd.h)
-  AC_CHECK_FUNCS(pathconf)
+  AC_REQUIRE([AC_SYS_LONG_FILE_NAMES])
+  AC_CHECK_FUNCS_ONCE([pathconf])
 ])