quit method
void
quit()
Implementation
void quit() async {
//Debugger.verbose('${pcHex(-1)} [quit]');
Z.inInterrupt = true;
await Z.sendIO({
"command": ioCommands.print,
"window": currentWindow,
"buffer": Z.sbuff.toString()
});
Z.inInterrupt = false;
Z.sbuff.clear();
Z.quit = true;
await Z.sendIO({"command": ioCommands.quit});
}