diff --git a/src/kernel/libroot/posix/arch/x86/setjmp.c b/src/kernel/libroot/posix/arch/x86/setjmp.c
index 1b3ff38eec..789748335c 100644
--- a/src/kernel/libroot/posix/arch/x86/setjmp.c
+++ b/src/kernel/libroot/posix/arch/x86/setjmp.c
@@ -1,11 +1,15 @@
-/* 
-** Copyright 2004, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
-** Distributed under the terms of the Haiku License.
-*/
+/*
+ * Copyright 2004-2005, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
+ * Distributed under the terms of the MIT License.
+ */
 
 
 #include <setjmp.h>
 
+#ifdef COMPILE_FOR_R5
+#	undef setjmp
+#endif
+
 
 int
 setjmp(jmp_buf buffer)