(gl_XREADLINK): Remove <stdlib.h> check.

diff --git a/m4/xreadlink.m4 b/m4/xreadlink.m4
index 7062fd1989a372c57a1e809cd4822833d82043b6..5d8e47f92e0c3373d14f7eb17a2d22ffa8cc2fcb 100644 (file)
--- a/m4/xreadlink.m4
+++ b/m4/xreadlink.m4
@@ -1,4 +1,4 @@
-# xreadlink.m4 serial 3
+# xreadlink.m4 serial 4
 dnl Copyright (C) 2002, 2003 Free Software Foundation, Inc.
 dnl This file is free software, distributed under the terms of the GNU
 dnl General Public License.  As a special exception to the GNU General
@@ -10,5 +10,5 @@ AC_DEFUN([gl_XREADLINK],
 [
   dnl Prerequisites of lib/xreadlink.c.
   AC_REQUIRE([gt_TYPE_SSIZE_T])
-  AC_CHECK_HEADERS_ONCE(stdlib.h unistd.h)
+  AC_CHECK_HEADERS_ONCE(unistd.h)
 ])