char *errmsg[ESIZE] = {	[Enevermind]	"never mind",	[Eformat]	"unknown format",	[Eio]		"I/O error",	[Enoauth]	"dossrv: authentication not required",	[Enomem]	"server out of memory",	[Enonexist]	"file does not exist",	[Eperm]		"permission denied",	[Enofilsys]	"no file system device specified",	[Eauth]		"authentication failed",	[Econtig]	"out of contiguous disk space",	[Ebadfcall]	"bad fcall type",	[Ebadstat]	"bad stat format",	[Etoolong]	"file name too long",	[Eversion]	"unknown 9P version",	[Eerrstr]	"system call error",};