-# flock.m4 serial 1
-dnl Copyright (C) 2008 Free Software Foundation, Inc.
+# flock.m4 serial 2
+dnl Copyright (C) 2008-2011 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
AC_DEFUN([gl_PREREQ_FLOCK],
[
AC_CHECK_FUNCS_ONCE([fcntl])
- AC_CHECK_HEADERS_ONCE([unistd.h fcntl.h])
+ AC_CHECK_HEADERS_ONCE([unistd.h])
dnl Do we have a POSIX fcntl lock implementation?
AC_CHECK_MEMBERS([struct flock.l_type],[],[],[[#include <fcntl.h>]])