whitespace and comment format fixes, no code changes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/coreutils/printf.c b/coreutils/printf.c
index 413273b..a666ff7 100644
--- a/coreutils/printf.c
+++ b/coreutils/printf.c
@@ -1,5 +1,6 @@
 /* vi: set sw=4 ts=4: */
-/* printf - format and print data
+/*
+ * printf - format and print data
  *
  * Copyright 1999 Dave Cinege
  * Portions copyright (C) 1990-1996 Free Software Foundation, Inc.