Do TZ= as first thing, since FTP protocol is unable to tell zone offset in

any case.

It makes no difference for anon account (since chroot already makes it GMT),
but if you do mirror with special non-anon login, in old variant
your mirror will be wholy retransmitted twice in the year due to
time zone changes (/etc/localtime plays bad role here)

libexec/ftpd/ftpd.c

@@ -44,7 +44,7 @@ static char copyright[] =
 static char sccsid[] = "@(#)ftpd.c	8.4 (Berkeley) 4/16/94";
 #endif
 static const char rcsid[] =
-	"$Id: ftpd.c,v 1.45 1998/02/24 08:45:57 eivind Exp $";
+	"$Id: ftpd.c,v 1.46 1998/04/28 03:37:23 dg Exp $";
 #endif /* not lint */
 
 /*
@@ -273,7 +273,8 @@ main(argc, argv, envp)
 	char *cp, line[LINE_MAX];
 	FILE *fd;
 
-	tzset();		/* in case no timezone database in ~ftp */
+	setenv("TZ", "", 1); /* since protocol have no way to tell offset */
+	tzset();
 
 #ifdef OLD_SETPROCTITLE
 	/*