#include "u.h"#include "lib.h"#include "mem.h"#include "dat.h"#include "fns.h" static Lock fmtl; void_fmtlock(void){	lock(&fmtl);} void_fmtunlock(void){	unlock(&fmtl);} int_efgfmt(Fmt*){	return -1;} interrfmt(Fmt*){	return -1;}