diff --git a/libc/stdlib/mrand48.c b/libc/stdlib/mrand48.c
new file mode 100644
index 0000000..977264a
--- /dev/null
+++ b/libc/stdlib/mrand48.c
@@ -0,0 +1,24 @@
+/*	$OpenBSD: mrand48.c,v 1.3 2005/08/08 08:05:37 espie Exp $ */
+/*
+ * Copyright (c) 1993 Martin Birgmeier
+ * All rights reserved.
+ *
+ * You may redistribute unmodified or modified versions of this source
+ * code provided that the above copyright notice and this and the
+ * following conditions are retained.
+ *
+ * This software is provided ``as is'', and comes with no warranties
+ * of any kind. I shall in no event be liable for anything that happens
+ * to anyone/anything when using this software.
+ */
+
+#include "rand48.h"
+
+extern unsigned short __rand48_seed[3];
+
+long
+mrand48(void)
+{
+	__dorand48(__rand48_seed);
+	return ((long) __rand48_seed[2] << 16) + (long) __rand48_seed[1];
+}