rem: return _control_input_server_(&command, &reply) == B_OK;
add: return _control_input_server_(&command, &reply);
context: set_mouse_map(mouse_map *map){	BMessage command(IS_SET_MOUSE_MAP);	BMessage reply;		command.AddData("mousemap", B_ANY_TYPE, map, sizeof(mouse_map));	return _control_input_server_(&command, &reply) == B_OK;}