whitespace and comment format fixes, no code changes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/util-linux/fdformat.c b/util-linux/fdformat.c
index 855269c..c72da8b 100644
--- a/util-linux/fdformat.c
+++ b/util-linux/fdformat.c
@@ -1,5 +1,6 @@
 /* vi: set sw=4 ts=4: */
-/* fdformat.c  -  Low-level formats a floppy disk - Werner Almesberger
+/*
+ * fdformat.c  -  Low-level formats a floppy disk - Werner Almesberger
  * 5 July 2003 -- modified for Busybox by Erik Andersen
  *
  * Licensed under GPLv2, see file LICENSE in this source tree.
diff --git a/util-linux/fdisk.c b/util-linux/fdisk.c
index c4318b6..7275535 100644
--- a/util-linux/fdisk.c
+++ b/util-linux/fdisk.c
@@ -1,5 +1,6 @@
 /* vi: set sw=4 ts=4: */
-/* fdisk.c -- Partition table manipulator for Linux.
+/*
+ * fdisk.c -- Partition table manipulator for Linux.
  *
  * Copyright (C) 1992  A. V. Le Blanc (LeBlanc@mcc.ac.uk)
  * Copyright (C) 2001,2002 Vladimir Oleynik <dzo@simtreas.ru> (initial bb port)
diff --git a/util-linux/mkswap.c b/util-linux/mkswap.c
index 7144988..2eb16bd 100644
--- a/util-linux/mkswap.c
+++ b/util-linux/mkswap.c
@@ -1,5 +1,6 @@
 /* vi: set sw=4 ts=4: */
-/* mkswap.c - format swap device (Linux v1 only)
+/*
+ * mkswap.c - format swap device (Linux v1 only)
  *
  * Copyright 2006 Rob Landley <rob@landley.net>
  *
diff --git a/util-linux/switch_root.c b/util-linux/switch_root.c
index 080b05e..2d1802b 100644
--- a/util-linux/switch_root.c
+++ b/util-linux/switch_root.c
@@ -1,5 +1,6 @@
 /* vi: set sw=4 ts=4: */
-/* Copyright 2005 Rob Landley <rob@landley.net>
+/*
+ * Copyright 2005 Rob Landley <rob@landley.net>
  *
  * Switch from rootfs to another filesystem as the root of the mount tree.
  *