Symbol: find_lock
lib/libc/thread/rthread_file.c
183
if ((p = find_lock(idx, fp)) == NULL) {
lib/libc/thread/rthread_file.c
230
if ((p = find_lock(idx, fp)) == NULL) {
lib/libc/thread/rthread_file.c
281
if ((p = find_lock(idx, fp)) != NULL && p->owner == pthread_self()) {