Index: src/forwarding/apple-forwarding-arm.S
==================================================================
--- src/forwarding/apple-forwarding-arm.S
+++ src/forwarding/apple-forwarding-arm.S
@@ -11,10 +11,12 @@
  * Alternatively, it may be distributed under the terms of the GNU General
  * Public License, either version 2 or 3, which can be found in the file
  * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
  * file.
  */
+
+#include "config.h"
 
 .globl _of_forward
 .globl _of_forward_stret
 
 .section __TEXT, __objc_methname, cstring_literals

Index: src/forwarding/apple-forwarding-arm64.S
==================================================================
--- src/forwarding/apple-forwarding-arm64.S
+++ src/forwarding/apple-forwarding-arm64.S
@@ -11,10 +11,12 @@
  * Alternatively, it may be distributed under the terms of the GNU General
  * Public License, either version 2 or 3, which can be found in the file
  * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
  * file.
  */
+
+#include "config.h"
 
 .globl _of_forward
 .globl _of_forward_stret
 
 .section __TEXT, __objc_methname, cstring_literals

Index: src/forwarding/apple-forwarding-i386.S
==================================================================
--- src/forwarding/apple-forwarding-i386.S
+++ src/forwarding/apple-forwarding-i386.S
@@ -11,10 +11,12 @@
  * Alternatively, it may be distributed under the terms of the GNU General
  * Public License, either version 2 or 3, which can be found in the file
  * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
  * file.
  */
+
+#include "config.h"
 
 .globl _of_forward
 .globl _of_forward_stret
 
 .section __TEXT, __cstring, cstring_literals

Index: src/forwarding/apple-forwarding-ppc.S
==================================================================
--- src/forwarding/apple-forwarding-ppc.S
+++ src/forwarding/apple-forwarding-ppc.S
@@ -11,10 +11,12 @@
  * Alternatively, it may be distributed under the terms of the GNU General
  * Public License, either version 2 or 3, which can be found in the file
  * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
  * file.
  */
+
+#include "config.h"
 
 .globl _of_forward
 .globl _of_forward_stret
 
 .section __TEXT, __cstring, cstring_literals

Index: src/forwarding/apple-forwarding-x86_64.S
==================================================================
--- src/forwarding/apple-forwarding-x86_64.S
+++ src/forwarding/apple-forwarding-x86_64.S
@@ -11,10 +11,12 @@
  * Alternatively, it may be distributed under the terms of the GNU General
  * Public License, either version 2 or 3, which can be found in the file
  * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
  * file.
  */
+
+#include "config.h"
 
 .globl _of_forward
 .globl _of_forward_stret
 
 .section __TEXT, __objc_methname, cstring_literals

Index: src/forwarding/forwarding-arm-elf.S
==================================================================
--- src/forwarding/forwarding-arm-elf.S
+++ src/forwarding/forwarding-arm-elf.S
@@ -11,10 +11,12 @@
  * Alternatively, it may be distributed under the terms of the GNU General
  * Public License, either version 2 or 3, which can be found in the file
  * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
  * file.
  */
+
+#include "config.h"
 
 .globl of_forward
 .globl of_forward_stret
 
 .section .text

Index: src/forwarding/forwarding-mips-elf.S
==================================================================
--- src/forwarding/forwarding-mips-elf.S
+++ src/forwarding/forwarding-mips-elf.S
@@ -11,10 +11,12 @@
  * Alternatively, it may be distributed under the terms of the GNU General
  * Public License, either version 2 or 3, which can be found in the file
  * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
  * file.
  */
+
+#include "config.h"
 
 .globl of_forward
 .globl of_forward_stret
 
 #ifdef __PIC__

Index: src/forwarding/forwarding-ppc-elf.S
==================================================================
--- src/forwarding/forwarding-ppc-elf.S
+++ src/forwarding/forwarding-ppc-elf.S
@@ -11,10 +11,12 @@
  * Alternatively, it may be distributed under the terms of the GNU General
  * Public License, either version 2 or 3, which can be found in the file
  * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
  * file.
  */
+
+#include "config.h"
 
 .globl of_forward
 .globl of_forward_stret
 
 .section .text

Index: src/forwarding/forwarding-x86-elf.S
==================================================================
--- src/forwarding/forwarding-x86-elf.S
+++ src/forwarding/forwarding-x86-elf.S
@@ -11,10 +11,12 @@
  * Alternatively, it may be distributed under the terms of the GNU General
  * Public License, either version 2 or 3, which can be found in the file
  * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
  * file.
  */
+
+#include "config.h"
 
 .globl of_forward
 .globl of_forward_stret
 
 .section .text

Index: src/forwarding/forwarding-x86-win32.S
==================================================================
--- src/forwarding/forwarding-x86-win32.S
+++ src/forwarding/forwarding-x86-win32.S
@@ -11,10 +11,12 @@
  * Alternatively, it may be distributed under the terms of the GNU General
  * Public License, either version 2 or 3, which can be found in the file
  * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
  * file.
  */
+
+#include "config.h"
 
 .globl _of_forward
 .globl _of_forward_stret
 
 .section .text

Index: src/forwarding/forwarding-x86_64-elf.S
==================================================================
--- src/forwarding/forwarding-x86_64-elf.S
+++ src/forwarding/forwarding-x86_64-elf.S
@@ -11,10 +11,12 @@
  * Alternatively, it may be distributed under the terms of the GNU General
  * Public License, either version 2 or 3, which can be found in the file
  * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
  * file.
  */
+
+#include "config.h"
 
 .globl of_forward
 .globl of_forward_stret
 
 .section .text

Index: src/forwarding/forwarding-x86_64-win64.S
==================================================================
--- src/forwarding/forwarding-x86_64-win64.S
+++ src/forwarding/forwarding-x86_64-win64.S
@@ -11,10 +11,12 @@
  * Alternatively, it may be distributed under the terms of the GNU General
  * Public License, either version 2 or 3, which can be found in the file
  * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
  * file.
  */
+
+#include "config.h"
 
 .globl of_forward
 .globl of_forward_stret
 
 .section .text