--- Libc/Libc-391.4.2/pthreads/lock.s
+++ Libc/Libc-320/pthreads/lock.s
@@ -2,6 +2,8 @@
  * Copyright (c) 2003 Apple Computer, Inc. All rights reserved.
  *
  * @APPLE_LICENSE_HEADER_START@
+ * 
+ * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
  * 
  * This file contains Original Code and/or Modifications of Original Code
  * as defined in and that are subject to the Apple Public Source License
@@ -46,7 +48,7 @@
 #include <machine/cpu_capabilities.h>
 #undef	__APPLE_API_PRIVATE
 
-#if defined(__ppc__) || defined(__ppc64__)
+#if defined(__ppc__)
 
 #import	<architecture/ppc/asm_help.h>
 #import	<architecture/ppc/pseudo_inst.h>
@@ -95,7 +97,9 @@
         TEXT
 	ALIGN
 
+.globl _spin_lock_try
 LEAF(__spin_lock_try, 0)
+_spin_lock_try:
 	movl    $(_COMM_PAGE_SPINLOCK_TRY), %eax
 	jmpl	%eax