--- sys/contrib/ipfilter/netinet/ip_compat.h	2014-07-29 00:58:36.000000000 +0400
+++ ip6fix-ip_compat.h	2014-08-03 05:42:12.000000000 +0400
@@ -111,13 +111,13 @@
 /* ----------------------------------------------------------------------- */
 /*                                F R E E B S D                            */
 /* ----------------------------------------------------------------------- */
-# define HAS_SYS_MD5_H	1
+# define HAS_SYS_MD5_H  1
 # if defined(_KERNEL)
 #   include "opt_bpf.h"
-#   include "opt_inet6.h"
-#  if defined(INET6) && !defined(USE_INET6)
-#   define USE_INET6
-#  endif
+# endif
+# include "opt_inet6.h"
+# if defined(INET6) && !defined(USE_INET6)
+# define USE_INET6
 # endif
 
 # if defined(_KERNEL)