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-rw-r--r--sysdeps/mach/libc-lock.h3
1 files changed, 1 insertions, 2 deletions
diff --git a/sysdeps/mach/libc-lock.h b/sysdeps/mach/libc-lock.h
index 14248a0538..c5c2553c7b 100644
--- a/sysdeps/mach/libc-lock.h
+++ b/sysdeps/mach/libc-lock.h
@@ -34,9 +34,8 @@ typedef struct
 
 typedef __libc_lock_recursive_t __rtld_lock_recursive_t;
 
-extern char __libc_lock_self0[0];
 #define __libc_lock_owner_self()   \
-  (__LIBC_NO_TLS () ? (void *)&__libc_lock_self0 : THREAD_SELF)
+  (__LIBC_NO_TLS () ? (void *) 1 : THREAD_SELF)
 
 #else
 typedef struct __libc_lock_opaque__ __libc_lock_t;