GC_task_self     2212 gc/os_dep.c        static mach_port_t GC_task_self;
GC_task_self     2214 gc/os_dep.c            if(vm_protect(GC_task_self,(vm_address_t)(addr),(vm_size_t)(len), \
GC_task_self     2219 gc/os_dep.c            if(vm_protect(GC_task_self,(vm_address_t)(addr),(vm_size_t)(len), \
GC_task_self     3655 gc/os_dep.c        GC_task_self = me = mach_task_self();