-# sleep.m4 serial 5
+# sleep.m4 serial 6
dnl Copyright (C) 2007-2011 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 _sleep() in MSVCRT. It has a different signature than POSIX sleep():
dnl it takes the number of milliseconds as argument and returns void.
dnl mingw does not declare this function.
- AC_CHECK_DECLS([sleep], , , [#include <unistd.h>])
+ AC_CHECK_DECLS([sleep], , , [[#include <unistd.h>]])
AC_CHECK_FUNCS_ONCE([sleep])
if test $ac_cv_have_decl_sleep != yes; then
HAVE_SLEEP=0