sm64pc/src/game/behaviors/moat_drainer.inc.c

// moat_drainer.c.inc

void bhv_invisible_objects_under_bridge_init(void) {
    if (save_file_get_flags() & SAVE_FLAG_MOAT_DRAINED) {
        gEnvironmentRegions[6] = -800;
        gEnvironmentRegions[12] = -800;
    }
}