Update more HWPs: Knockball, Racer, Construction Mode Changes: - New ammo icon for Knockball's baseball bat with ball - New ammo icon for waypoint placement tool in Racer - Remove airplane cursor in Racer and Construction Mode

void fpcrtl_halt(int num) {
    __coverity_panic__();
}

int fpcrtl_abs(int num) {
    return num >= 0 ? num : -num;
}