-# execute.m4 serial 1
-dnl Copyright (C) 2003 Free Software Foundation, Inc.
+# execute.m4 serial 4
+dnl Copyright (C) 2003, 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.
dnl Prerequisites of lib/execute.c.
AC_REQUIRE([AC_C_INLINE])
AC_REQUIRE([AC_TYPE_MODE_T])
- AC_CHECK_HEADERS_ONCE(unistd.h)
- AC_REQUIRE([AC_FUNC_FORK])
- AC_CHECK_FUNCS(posix_spawn)
])