Fix all header defines

src/script/sign.h

@@ -3,8 +3,8 @@
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
-#ifndef H_BITCOIN_SCRIPT_SIGN
-#define H_BITCOIN_SCRIPT_SIGN
+#ifndef BITCOIN_SCRIPT_SIGN_H
+#define BITCOIN_SCRIPT_SIGN_H
 
 #include "script/interpreter.h"
 
@@ -21,4 +21,4 @@ bool SignSignature(const CKeyStore& keystore, const CTransaction& txFrom, CMutab
 // combine them intelligently and return the result.
 CScript CombineSignatures(CScript scriptPubKey, const CTransaction& txTo, unsigned int nIn, const CScript& scriptSig1, const CScript& scriptSig2);
 
-#endif // H_BITCOIN_SCRIPT_SIGN
+#endif // BITCOIN_SCRIPT_SIGN_H