/*  * This file is part of the UCB release of Plan 9. It is subject to the license * terms in the LICENSE file found in the top-level directory of this * distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No * part of the UCB release of Plan 9, including this file, may be copied, * modified, propagated, or distributed except according to the terms contained * in the LICENSE file. */ #include <stdarg.h>#include <errno.h>#include "fmt.h" extern char _plan9err[128]; voidwerrstr(const char *fmt, ...){	va_list arg; 	va_start(arg, fmt);	snprint(_plan9err, sizeof _plan9err, fmt, arg);	va_end(arg);	errno = EPLAN9;}