#include	"u.h"#include	"../port/lib.h"#include	"mem.h"#include	"dat.h"#include	"fns.h"#include	"io.h"#include	"../port/error.h" /* * initialise the keyboard Queue if uartinstall hasn't already done so */voidkbdinit(void){	if(kbdq == nil){		kbdq = qopen(4*1024, 0, 0, 0);		qnoblock(kbdq, 1);	}	archkbdinit();}