remove cris/fork.c, unused

Signed-off-by: Peter S. Mazinger <ps.m@gmx.net>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>

libc/sysdeps/linux/cris/fork.c

@@ -1,22 +0,0 @@
-/*
- * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
- *
- * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
- */
-
-#include "sysdep.h"
-
-#if defined __NR_fork && defined __ARCH_USE_MMU__
-# include <cancel.h>
-
-SYSCALL__ (fork, 0)
-	/* R1 is now 0 for the parent and 1 for the child.  Decrement it to
-	   make it -1 (all bits set) for the parent, and 0 (no bits set)
-	   for the child.  Then AND it with R0, so the parent gets
-	   R0&-1==R0, and the child gets R0&0==0.  */
-     /* i dunno what the blurb above is useful for. we just return. */
-__asm__("ret\n\tnop");
-
-lt_strong_alias(fork)
-lt_libc_hidden(fork)
-#endif