--- /sys/src/cmd/upas/smtp/smtp.c	Thu Aug 22 00:21:09 2013
+++ /sys/src/cmd/upas/smtp/smtp.c	Thu Oct 10 22:46:23 2013
@@ -81,7 +81,7 @@
 		exits(Retry);
 	}
 	if(strstr(msg, "closed pipe")){
-			/* call _exits() to prevent Bio from trying to flush closed pipe */
+		/* call _exits() to prevent Bio from trying to flush closed pipe */
 		fprint(2, "smtp timeout: connection closed to %s\n", farend);
 		if(quitting){
 			syslog(0, "smtp.fail", "closed pipe to %s", farend);