--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libiberty/vfork.c	Fri Jul 17 14:47:48 2009 +0900
@@ -0,0 +1,22 @@
+/* Emulate vfork using just plain fork, for systems without a real vfork.
+   This function is in the public domain. */
+
+/*
+
+@deftypefn Supplemental int vfork (void)
+
+Emulates @code{vfork} by calling @code{fork} and returning its value.
+
+@end deftypefn
+
+*/
+
+#include "ansidecl.h"
+
+extern int fork (void);
+
+int
+vfork (void)
+{
+  return (fork ());
+}