}
#ifdef CONFIG_DEBUG_RWLOCK
-extern void _dbg_write_trylock(rwlock_t * rw, const char *bfile, int bline);
+extern int _dbg_write_trylock(rwlock_t * rw, const char *bfile, int bline);
#define _raw_write_trylock(rw) _dbg_write_trylock(rw, __FILE__, __LINE__)
#else
static __inline__ int _raw_write_trylock(rwlock_t *rw)