--- a/C++/Pack.h	Thu May 08 18:57:47 2014 +0200
+++ b/C++/Pack.h	Thu May 08 22:55:48 2014 +0200
@@ -58,7 +58,7 @@
 		static_assert(TypeInfo<T>::supported, "unsupported type");
 
 		T ret = convert(value, endian);
-		out.write(reinterpret_cast<char *>(&ret), TypeInfo<T>::size);
+		out.write(reinterpret_cast<unsigned char *>(&ret), TypeInfo<T>::size);
 		writeFile(out, endian, args...);
 	}
 
@@ -72,12 +72,15 @@
 	{
 		static_assert(TypeInfo<T>::supported, "unsupported type");
 
-		in.read(reinterpret_cast<char *>(&value), TypeInfo<T>::size);
+		in.read(reinterpret_cast<unsigned char *>(&value), TypeInfo<T>::size);
 		value = convert(value, endian);
 		readFile(in, endian, args...);
 	}
 
 public:
+	/**
+	 * Host system endian mode.
+	 */
 	static const Endian mode;
 
 	/**