[COMMITTED PATCH] Fix powerpc fork after i386 reorganization.

[Roland McGrath]

> On Wed, 14 May 2014, Roland McGrath wrote:
> 
> > When I was fiddling with the i386 fork.[ch] I failed to notice the powerpc
> > dependency on the old file.  This should fix it, but is untested.
> 
> MIPS is using it as well.

Yup, just noticed that.
I've commited this:

	* sysdeps/unix/sysv/linux/mips/fork.h: New file.
	* sysdeps/unix/sysv/linux/mips/nptl/fork.c: File removed.

--- /dev/null
+++ b/sysdeps/unix/sysv/linux/mips/fork.h
@@ -0,0 +1 @@
+#include <sysdeps/unix/sysv/linux/i386/fork.h>
--- a/sysdeps/unix/sysv/linux/mips/nptl/fork.c
+++ /dev/null
@@ -1 +0,0 @@
-#include <sysdeps/unix/sysv/linux/i386/fork.c>