var runtime._cgo_set_traceback_functions

3 uses

	runtime (current package)
		cgo.go#L32: 	_cgo_set_traceback_functions  unsafe.Pointer
		traceback.go#L1616: 	if _cgo_set_traceback_functions != nil {
		traceback.go#L1627: 		cgocall(_cgo_set_traceback_functions, noescape(unsafe.Pointer(&arg)))