exception_type_t 3396 gc/os_dep.c        exception_type_t,exception_data_t,mach_msg_type_number_t);
exception_type_t 3399 gc/os_dep.c        exception_type_t,exception_data_t,mach_msg_type_number_t,
exception_type_t 3404 gc/os_dep.c        exception_type_t,exception_data_t,mach_msg_type_number_t,
exception_type_t 3727 gc/os_dep.c            exception_type_t exception,
exception_type_t 3791 gc/os_dep.c       exception_type_t exception,exception_data_t code,