- syslog(LOG_ERR, "rejecting email because of invalid sender: %s\n", msg->cm_fields['F']);
- cprintf("550 fix your mail client config; this is not you!.\r\n");
+ syslog(LOG_ERR, "invalid sender '%s' - rejecting this message", msg->cm_fields['F']);
+ cprintf("550 Invalid sender '%s' - rejecting this message.\r\n", msg->cm_fields['F']);