Moved __cplusplus extern statement to include struct definitions as well.

include/polarssl/dhm.h

@@ -3,7 +3,7 @@
  *
  * \brief Diffie-Hellman-Merkle key exchange
  *
- *  Copyright (C) 2006-2010, Brainspark B.V.
+ *  Copyright (C) 2006-2013, Brainspark B.V.
  *
  *  This file is part of PolarSSL (http://www.polarssl.org)
  *  Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>
@@ -130,6 +130,10 @@
     "EDFE72FE9B6AA4BD7B5A0F1C71CFFF4C19C418E1F6EC0179"\
     "81BC087F2A7065B384B890D3191F2BFA"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /**
  * \brief          DHM context structure
  */
@@ -146,10 +150,6 @@ typedef struct
 }
 dhm_context;
 
-#ifdef __cplusplus
-extern "C" {
-#endif
-
 /**
  * \brief          Parse the ServerKeyExchange parameters
  *