Index: libffi/src/alpha/ffitarget.h
===================================================================
--- libffi.orig/src/alpha/ffitarget.h
+++ libffi/src/alpha/ffitarget.h
@@ -1,5 +1,6 @@
 /* -----------------------------------------------------------------*-C-*-
-   ffitarget.h - Copyright (c) 1996-2003  Red Hat, Inc.
+   ffitarget.h - Copyright (c) 2012  Anthony Green
+                 Copyright (c) 1996-2003  Red Hat, Inc.
    Target configuration macros for Alpha.
 
    Permission is hereby granted, free of charge, to any person obtaining
@@ -27,6 +28,10 @@
 #ifndef LIBFFI_TARGET_H
 #define LIBFFI_TARGET_H
 
+#ifndef LIBFFI_H
+#error "Please do not include ffitarget.h directly into your source.  Use ffi.h instead."
+#endif
+
 #ifndef LIBFFI_ASM
 typedef unsigned long          ffi_arg;
 typedef signed long            ffi_sarg;
Index: libffi/src/arm/ffitarget.h
===================================================================
--- libffi.orig/src/arm/ffitarget.h
+++ libffi/src/arm/ffitarget.h
@@ -1,6 +1,7 @@
 /* -----------------------------------------------------------------*-C-*-
-   ffitarget.h - Copyright (c) 1996-2003  Red Hat, Inc.
-                 Copyright (c) 2010 CodeSourcery
+   ffitarget.h - Copyright (c) 2012  Anthony Green
+                 Copyright (c) 2010  CodeSourcery
+                 Copyright (c) 1996-2003  Red Hat, Inc.
 
    Target configuration macros for ARM.
 
@@ -29,6 +30,10 @@
 #ifndef LIBFFI_TARGET_H
 #define LIBFFI_TARGET_H
 
+#ifndef LIBFFI_H
+#error "Please do not include ffitarget.h directly into your source.  Use ffi.h instead."
+#endif
+
 #ifndef LIBFFI_ASM
 typedef unsigned long          ffi_arg;
 typedef signed long            ffi_sarg;
Index: libffi/src/avr32/ffitarget.h
===================================================================
--- libffi.orig/src/avr32/ffitarget.h
+++ libffi/src/avr32/ffitarget.h
@@ -1,5 +1,6 @@
 /* -----------------------------------------------------------------*-C-*-
-   ffitarget.h - Copyright (c) 2009  Bradley Smith <brad@brad-smith.co.uk>
+   ffitarget.h - Copyright (c) 2012  Anthony Green
+                 Copyright (c) 2009  Bradley Smith <brad@brad-smith.co.uk>
    Target configuration macros for AVR32.
 
    Permission is hereby granted, free of charge, to any person obtaining
@@ -27,6 +28,10 @@
 #ifndef LIBFFI_TARGET_H
 #define LIBFFI_TARGET_H
 
+#ifndef LIBFFI_H
+#error "Please do not include ffitarget.h directly into your source.  Use ffi.h instead."
+#endif
+
 #ifndef LIBFFI_ASM
 typedef unsigned long          ffi_arg;
 typedef signed long            ffi_sarg;
Index: libffi/src/cris/ffitarget.h
===================================================================
--- libffi.orig/src/cris/ffitarget.h
+++ libffi/src/cris/ffitarget.h
@@ -1,5 +1,6 @@
 /* -----------------------------------------------------------------*-C-*-
-   ffitarget.h - Copyright (c) 1996-2003  Red Hat, Inc.
+   ffitarget.h - Copyright (c) 2012  Anthony Green
+                 Copyright (c) 1996-2003  Red Hat, Inc.
    Target configuration macros for CRIS.
 
    Permission is hereby granted, free of charge, to any person obtaining
@@ -27,6 +28,10 @@
 #ifndef LIBFFI_TARGET_H
 #define LIBFFI_TARGET_H
 
+#ifndef LIBFFI_H
+#error "Please do not include ffitarget.h directly into your source.  Use ffi.h instead."
+#endif
+
 #ifndef LIBFFI_ASM
 typedef unsigned long          ffi_arg;
 typedef signed long            ffi_sarg;
Index: libffi/src/frv/ffitarget.h
===================================================================
--- libffi.orig/src/frv/ffitarget.h
+++ libffi/src/frv/ffitarget.h
@@ -1,5 +1,6 @@
 /* -----------------------------------------------------------------*-C-*-
-   ffitarget.h - Copyright (c) 1996-2004  Red Hat, Inc.
+   ffitarget.h - Copyright (c) 2012  Anthony Green
+                 Copyright (c) 1996-2004  Red Hat, Inc.
    Target configuration macros for FR-V
 
    Permission is hereby granted, free of charge, to any person obtaining
@@ -27,6 +28,10 @@
 #ifndef LIBFFI_TARGET_H
 #define LIBFFI_TARGET_H
 
+#ifndef LIBFFI_H
+#error "Please do not include ffitarget.h directly into your source.  Use ffi.h instead."
+#endif
+
 /* ---- System specific configurations ----------------------------------- */
 
 #ifndef LIBFFI_ASM
Index: libffi/src/ia64/ffitarget.h
===================================================================
--- libffi.orig/src/ia64/ffitarget.h
+++ libffi/src/ia64/ffitarget.h
@@ -1,5 +1,6 @@
 /* -----------------------------------------------------------------*-C-*-
-   ffitarget.h - Copyright (c) 1996-2003  Red Hat, Inc.
+   ffitarget.h - Copyright (c) 2012  Anthony Green
+                 Copyright (c) 1996-2003  Red Hat, Inc.
    Target configuration macros for IA-64.
 
    Permission is hereby granted, free of charge, to any person obtaining
@@ -27,6 +28,10 @@
 #ifndef LIBFFI_TARGET_H
 #define LIBFFI_TARGET_H
 
+#ifndef LIBFFI_H
+#error "Please do not include ffitarget.h directly into your source.  Use ffi.h instead."
+#endif
+
 #ifndef LIBFFI_ASM
 typedef unsigned long long          ffi_arg;
 typedef signed long long            ffi_sarg;
Index: libffi/src/m32r/ffitarget.h
===================================================================
--- libffi.orig/src/m32r/ffitarget.h
+++ libffi/src/m32r/ffitarget.h
@@ -1,5 +1,6 @@
 /* -----------------------------------------------------------------*-C-*-
-   ffitarget.h - Copyright (c) 2004  Renesas Technology.
+   ffitarget.h - Copyright (c) 2012  Anthony Green
+                 Copyright (c) 2004  Renesas Technology.
    Target configuration macros for M32R.
 
    Permission is hereby granted, free of charge, to any person obtaining
@@ -26,6 +27,10 @@
 #ifndef LIBFFI_TARGET_H
 #define LIBFFI_TARGET_H
 
+#ifndef LIBFFI_H
+#error "Please do not include ffitarget.h directly into your source.  Use ffi.h instead."
+#endif
+
 /* ---- Generic type definitions ----------------------------------------- */
 
 #ifndef LIBFFI_ASM
Index: libffi/src/m68k/ffitarget.h
===================================================================
--- libffi.orig/src/m68k/ffitarget.h
+++ libffi/src/m68k/ffitarget.h
@@ -1,5 +1,6 @@
 /* -----------------------------------------------------------------*-C-*-
-   ffitarget.h - Copyright (c) 1996-2003  Red Hat, Inc.
+   ffitarget.h - Copyright (c) 2012  Anthony Green
+                 Copyright (c) 1996-2003  Red Hat, Inc.
    Target configuration macros for Motorola 68K.
 
    Permission is hereby granted, free of charge, to any person obtaining
@@ -27,6 +28,10 @@
 #ifndef LIBFFI_TARGET_H
 #define LIBFFI_TARGET_H
 
+#ifndef LIBFFI_H
+#error "Please do not include ffitarget.h directly into your source.  Use ffi.h instead."
+#endif
+
 #ifndef LIBFFI_ASM
 typedef unsigned long          ffi_arg;
 typedef signed long            ffi_sarg;
Index: libffi/src/mips/ffitarget.h
===================================================================
--- libffi.orig/src/mips/ffitarget.h
+++ libffi/src/mips/ffitarget.h
@@ -1,5 +1,6 @@
 /* -----------------------------------------------------------------*-C-*-
-   ffitarget.h - Copyright (c) 1996-2003  Red Hat, Inc.
+   ffitarget.h - Copyright (c) 2012  Anthony Green
+                 Copyright (c) 1996-2003  Red Hat, Inc.
    Target configuration macros for MIPS.
 
    Permission is hereby granted, free of charge, to any person obtaining
@@ -27,6 +28,10 @@
 #ifndef LIBFFI_TARGET_H
 #define LIBFFI_TARGET_H
 
+#ifndef LIBFFI_H
+#error "Please do not include ffitarget.h directly into your source.  Use ffi.h instead."
+#endif
+
 #ifdef linux
 # include <asm/sgidefs.h>
 #elif defined(__rtems__)
Index: libffi/src/moxie/ffitarget.h
===================================================================
--- libffi.orig/src/moxie/ffitarget.h
+++ libffi/src/moxie/ffitarget.h
@@ -1,5 +1,5 @@
 /* -----------------------------------------------------------------*-C-*-
-   ffitarget.h - Copyright (c) 2009 Anthony Green
+   ffitarget.h - Copyright (c) 2012, 2009 Anthony Green
    Target configuration macros for Moxie
 
    Permission is hereby granted, free of charge, to any person obtaining
@@ -27,6 +27,10 @@
 #ifndef LIBFFI_TARGET_H
 #define LIBFFI_TARGET_H
 
+#ifndef LIBFFI_H
+#error "Please do not include ffitarget.h directly into your source.  Use ffi.h instead."
+#endif
+
 /* ---- System specific configurations ----------------------------------- */
 
 #ifndef LIBFFI_ASM
Index: libffi/src/pa/ffitarget.h
===================================================================
--- libffi.orig/src/pa/ffitarget.h
+++ libffi/src/pa/ffitarget.h
@@ -1,5 +1,6 @@
 /* -----------------------------------------------------------------*-C-*-
-   ffitarget.h - Copyright (c) 1996-2003  Red Hat, Inc.
+   ffitarget.h - Copyright (c) 2012  Anthony Green
+                 Copyright (c) 1996-2003  Red Hat, Inc.
    Target configuration macros for hppa.
 
    Permission is hereby granted, free of charge, to any person obtaining
@@ -27,6 +28,10 @@
 #ifndef LIBFFI_TARGET_H
 #define LIBFFI_TARGET_H
 
+#ifndef LIBFFI_H
+#error "Please do not include ffitarget.h directly into your source.  Use ffi.h instead."
+#endif
+
 /* ---- System specific configurations ----------------------------------- */
 
 #ifndef LIBFFI_ASM
Index: libffi/src/powerpc/ffitarget.h
===================================================================
--- libffi.orig/src/powerpc/ffitarget.h
+++ libffi/src/powerpc/ffitarget.h
@@ -1,6 +1,8 @@
 /* -----------------------------------------------------------------*-C-*-
-   ffitarget.h - Copyright (c) 1996-2003  Red Hat, Inc.
-   Copyright (C) 2007, 2008, 2010 Free Software Foundation, Inc
+   ffitarget.h - Copyright (c) 2012  Anthony Green
+                 Copyright (C) 2007, 2008, 2010 Free Software Foundation, Inc
+                 Copyright (c) 1996-2003  Red Hat, Inc.
+
    Target configuration macros for PowerPC.
 
    Permission is hereby granted, free of charge, to any person obtaining
@@ -28,6 +30,10 @@
 #ifndef LIBFFI_TARGET_H
 #define LIBFFI_TARGET_H
 
+#ifndef LIBFFI_H
+#error "Please do not include ffitarget.h directly into your source.  Use ffi.h instead."
+#endif
+
 /* ---- System specific configurations ----------------------------------- */
 
 #if defined (POWERPC) && defined (__powerpc64__)	/* linux64 */
Index: libffi/src/s390/ffitarget.h
===================================================================
--- libffi.orig/src/s390/ffitarget.h
+++ libffi/src/s390/ffitarget.h
@@ -1,5 +1,6 @@
 /* -----------------------------------------------------------------*-C-*-
-   ffitarget.h - Copyright (c) 1996-2003  Red Hat, Inc.
+   ffitarget.h - Copyright (c) 2012  Anthony Green
+                 Copyright (c) 1996-2003  Red Hat, Inc.
    Target configuration macros for S390.
 
    Permission is hereby granted, free of charge, to any person obtaining
@@ -27,6 +28,10 @@
 #ifndef LIBFFI_TARGET_H
 #define LIBFFI_TARGET_H
 
+#ifndef LIBFFI_H
+#error "Please do not include ffitarget.h directly into your source.  Use ffi.h instead."
+#endif
+
 #if defined (__s390x__)
 #ifndef S390X
 #define S390X
Index: libffi/src/sh/ffitarget.h
===================================================================
--- libffi.orig/src/sh/ffitarget.h
+++ libffi/src/sh/ffitarget.h
@@ -1,5 +1,6 @@
 /* -----------------------------------------------------------------*-C-*-
-   ffitarget.h - Copyright (c) 1996-2003  Red Hat, Inc.
+   ffitarget.h - Copyright (c) 2012 Anthony Green
+                 Copyright (c) 1996-2003  Red Hat, Inc.
    Target configuration macros for SuperH.
 
    Permission is hereby granted, free of charge, to any person obtaining
@@ -27,6 +28,10 @@
 #ifndef LIBFFI_TARGET_H
 #define LIBFFI_TARGET_H
 
+#ifndef LIBFFI_H
+#error "Please do not include ffitarget.h directly into your source.  Use ffi.h instead."
+#endif
+
 /* ---- Generic type definitions ----------------------------------------- */
 
 #ifndef LIBFFI_ASM
Index: libffi/src/sh64/ffitarget.h
===================================================================
--- libffi.orig/src/sh64/ffitarget.h
+++ libffi/src/sh64/ffitarget.h
@@ -1,5 +1,6 @@
 /* -----------------------------------------------------------------*-C-*-
-   ffitarget.h - Copyright (c) 1996-2003  Red Hat, Inc.
+   ffitarget.h - Copyright (c) 2012  Anthony Green
+                 Copyright (c) 1996-2003  Red Hat, Inc.
    Target configuration macros for SuperH - SHmedia.
 
    Permission is hereby granted, free of charge, to any person obtaining
@@ -27,6 +28,10 @@
 #ifndef LIBFFI_TARGET_H
 #define LIBFFI_TARGET_H
 
+#ifndef LIBFFI_H
+#error "Please do not include ffitarget.h directly into your source.  Use ffi.h instead."
+#endif
+
 /* ---- Generic type definitions ----------------------------------------- */
 
 #ifndef LIBFFI_ASM
Index: libffi/src/sparc/ffitarget.h
===================================================================
--- libffi.orig/src/sparc/ffitarget.h
+++ libffi/src/sparc/ffitarget.h
@@ -1,5 +1,6 @@
 /* -----------------------------------------------------------------*-C-*-
-   ffitarget.h - Copyright (c) 1996-2003  Red Hat, Inc.
+   ffitarget.h - Copyright (c) 2012  Anthony Green
+                 Copyright (c) 1996-2003  Red Hat, Inc.
    Target configuration macros for SPARC.
 
    Permission is hereby granted, free of charge, to any person obtaining
@@ -27,6 +28,10 @@
 #ifndef LIBFFI_TARGET_H
 #define LIBFFI_TARGET_H
 
+#ifndef LIBFFI_H
+#error "Please do not include ffitarget.h directly into your source.  Use ffi.h instead."
+#endif
+
 /* ---- System specific configurations ----------------------------------- */
 
 #if defined(__arch64__) || defined(__sparcv9)
Index: libffi/src/x86/ffitarget.h
===================================================================
--- libffi.orig/src/x86/ffitarget.h
+++ libffi/src/x86/ffitarget.h
@@ -30,6 +30,10 @@
 #ifndef LIBFFI_TARGET_H
 #define LIBFFI_TARGET_H
 
+#ifndef LIBFFI_H
+#error "Please do not include ffitarget.h directly into your source.  Use ffi.h instead."
+#endif
+
 /* ---- System specific configurations ----------------------------------- */
 
 /* For code common to all platforms on x86 and x86_64. */