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-rw-r--r--libc/stdlib/malloc/malloc.h8
1 files changed, 0 insertions, 8 deletions
diff --git a/libc/stdlib/malloc/malloc.h b/libc/stdlib/malloc/malloc.h
index 9c7f047d3..db0fb9bd7 100644
--- a/libc/stdlib/malloc/malloc.h
+++ b/libc/stdlib/malloc/malloc.h
@@ -124,12 +124,6 @@ extern int __malloc_mmb_debug;
typedef pthread_mutex_t malloc_mutex_t;
# define MALLOC_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER
-/* The main malloc lock. This must be hold while accessing __malloc_heap,
- and in order to gain __malloc_sbrk_lock. */
-extern malloc_mutex_t __malloc_lock;
-# define __malloc_lock() pthread_mutex_lock (&__malloc_lock)
-# define __malloc_unlock() pthread_mutex_unlock (&__malloc_lock)
-
# ifdef MALLOC_USE_SBRK
/* This lock is used to serialize uses of the `sbrk' function (in both
malloc and free, sbrk may be used several times in succession, and
@@ -143,8 +137,6 @@ extern malloc_mutex_t __malloc_sbrk_lock;
#else /* !__UCLIBC_HAS_THREADS__ */
/* Without threads, mutex operations are a nop. */
-# define __malloc_lock() (void)0
-# define __malloc_unlock() (void)0
# define __malloc_lock_sbrk() (void)0
# define __malloc_unlock_sbrk() (void)0