#include <u.h>#include <libc.h>#include <venti.h> intvtscorefmt(Fmt *f){	uchar *v;	int i; 	v = va_arg(f->args, uchar*);	if(v == nil)		fmtprint(f, "*");	else		for(i = 0; i < VtScoreSize; i++)			fmtprint(f, "%2.2ux", v[i]);	return 0;}