coding style (per Jeremías Feltan <jeremias.feltan@gmail.com>)

Makefile

@@ -272,6 +272,6 @@ tar:
 	rm -rf /tmp/xv6
 	mkdir -p /tmp/xv6
 	cp dist/* dist/.gdbinit.tmpl /tmp/xv6
-	(cd /tmp; tar cf - xv6) | gzip >xv6-rev5.tar.gz
+	(cd /tmp; tar cf - xv6) | gzip >xv6-rev9.tar.gz  # the next one will be 9 (6/27/15)
 
 .PHONY: dist-test dist

date.h

 struct rtcdate {
-	uint second;
-	uint minute;
-	uint hour;
-	uint day;
-	uint month;
-	uint year;
+  uint second;
+  uint minute;
+  uint hour;
+  uint day;
+  uint month;
+  uint year;
 };