-# wait-process.m4 serial 1
+# wait-process.m4 serial 2
dnl Copyright (C) 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
AC_CHECK_HEADERS_ONCE(unistd.h)
dnl Prerequisites of lib/wait-process.c.
AC_REQUIRE([gt_TYPE_SIG_ATOMIC_T])
+ AC_CHECK_FUNCS(waitid)
])