Remove extraneous includes that contain clang language extensions on Mac OS X
10.10 (xpc/base.h - __has_extension).

--- ./cctools-855/as/messages.c.orig	2015-01-12 18:49:02.000000000 +0100
+++ ./cctools-855/as/messages.c	2015-01-12 18:49:06.000000000 +0100
@@ -23,11 +23,6 @@
 #include <string.h>
 #include <mach/mach.h>
 #include <mach/mach_init.h>
-#if defined(__OPENSTEP__) || defined(__GONZO_BUNSEN_BEAKER__)
-#include <servers/netname.h>
-#else
-#include <servers/bootstrap.h>
-#endif
 #include "as.h"
 #include "input-scrub.h"
 #include "messages.h"
--- ./cctools-855/misc/libtool.c.orig	2015-01-12 18:48:29.000000000 +0100
+++ ./cctools-855/misc/libtool.c	2015-01-12 18:48:40.000000000 +0100
@@ -53,11 +53,6 @@
 #endif /* LTO_SUPPORT */
 
 #include <mach/mach_init.h>
-#if defined(__OPENSTEP__) || defined(__GONZO_BUNSEN_BEAKER__)
-#include <servers/netname.h>
-#else
-#include <servers/bootstrap.h>
-#endif
 
 /*
  * This is used internally to build the table of contents.