Update all header guards.

[tinc] / src / prf.h

diff --git a/src/prf.h b/src/prf.h
index ef4b99b..6f5448b 100644 (file)
--- a/src/prf.h
+++ b/src/prf.h
@@ -1,3 +1,6 @@
+#ifndef TINC_PRF_H
+#define TINC_PRF_H
+
 /*
     prf.h -- header file for prf.c
     Copyright (C) 2011-2013 Guus Sliepen <guus@tinc-vpn.org>
@@ -17,9 +20,6 @@
     51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
-#ifndef __TINC_PRF_H__
-#define __TINC_PRF_H__
-
 extern bool prf(const char *secret, size_t secretlen, char *seed, size_t seedlen, char *out, size_t outlen) __attribute__ ((__warn_unused_result__));
 
 #endif