pthread_kill      289 gc/aix_irix_threads.c             result = pthread_kill(p -> id, SIG_SUSPEND);
pthread_kill      320 gc/aix_irix_threads.c                 result = pthread_kill(p -> id, SIG_SUSPEND);
pthread_kill      325 gc/pthread_stop_world.c         result = pthread_kill(p -> id, SIG_SUSPEND);
pthread_kill      435 gc/pthread_stop_world.c         result = pthread_kill(p -> id, SIG_THR_RESTART);