MAX_NATIVE_TRACE 2643 vm.c               static void *trace[MAX_NATIVE_TRACE];
MAX_NATIVE_TRACE 2644 vm.c               int n = (int)backtrace(trace, MAX_NATIVE_TRACE);
MAX_NATIVE_TRACE  687 vm_dump.c          static void *trace[MAX_NATIVE_TRACE];
MAX_NATIVE_TRACE  688 vm_dump.c          int n = (int)backtrace(trace, MAX_NATIVE_TRACE);