Allow group wheel to read the mail log. OK gilles@ sthen@

src/etc/newsyslog.conf

@@ -1,4 +1,4 @@
-#	$OpenBSD: newsyslog.conf,v 1.33 2014/08/27 13:46:32 naddy Exp $
+#	$OpenBSD: newsyslog.conf,v 1.34 2015/10/14 20:54:07 millert Exp $
 #
 # configuration file for newsyslog
 #
@@ -8,7 +8,7 @@
 /var/log/authlog	root:wheel	640  7     *    168   Z
 /var/log/daemon				640  5     30   *     Z
 /var/log/lpd-errs			640  7     10   *     Z
-/var/log/maillog			600  7     *    24    Z
+/var/log/maillog			640  7     *    24    Z
 /var/log/messages			644  5     30   *     Z
 /var/log/secure				600  7     *    168   Z
 /var/log/wtmp				644  7     *    $W6D4 B