toscallPPWW
#define Setscreen(log, phys, mode, command) toscallPPWW(XBIOS_TRAP, 5, (void *)log, (void *)phys, (int16)mode, (int16)command)
#define VsetScreen(log, phys, mode, modecode) toscallPPWW(XBIOS_TRAP, 5, (void *)log, (void *)phys, (int16)mode, (int16)modecode)