USE_PTHREAD_LOCKS 603 gc/include/private/gc_locks.h # if !defined(THREAD_LOCAL_ALLOC) && !defined(USE_PTHREAD_LOCKS) USE_PTHREAD_LOCKS 639 gc/include/private/gc_locks.h # ifndef USE_PTHREAD_LOCKS USE_PTHREAD_LOCKS 643 gc/include/private/gc_locks.h # ifdef USE_PTHREAD_LOCKS