mach_thread        90 gc/darwin_stop_world.c 			     p->stop_info.mach_thread,
mach_thread        12 gc/include/private/darwin_stop_world.h     mach_port_t mach_thread;
mach_thread       858 gc/pthread_support.c          t -> stop_info.mach_thread = mach_thread_self();
mach_thread      1140 gc/pthread_support.c     me -> stop_info.mach_thread = mach_thread_self();