SET_LOCK_HOLDER 663 gc/include/private/gc_locks.h # define SET_LOCK_HOLDER() GC_lock_holder = pthread_self() SET_LOCK_HOLDER 689 gc/include/private/gc_locks.h # define SET_LOCK_HOLDER() SET_LOCK_HOLDER 700 gc/include/private/gc_locks.h # define SET_LOCK_HOLDER()