Implement ExtendedAttributes() for Linux.

setter/unix.h

@@ -1,6 +1,33 @@
-//
-// Created by claunia on 28/04/19.
-//
+/****************************************************************************
+The Disc Image Chef
+-----------------------------------------------------------------------------
+
+Filename       : unix.h
+Author(s)      : Natalia Portillo
+
+Component      : fstester.setter
+
+--[ Description ] -----------------------------------------------------------
+
+Contains UNIX definitions
+
+--[ License ] ---------------------------------------------------------------
+     This program is free software: you can redistribute it and/or modify
+     it under the terms of the GNU General Public License as
+     published by the Free Software Foundation, either version 3 of the
+     License, or (at your option) any later version.
+
+     This program is distributed in the hope that it will be useful,
+     but WITHOUT ANY WARRANTY; without even the implied warraty of
+     MERCHANTIBILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+     GNU General Public License for more details.
+
+     You should have received a copy of the GNU General Public License
+     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+-----------------------------------------------------------------------------
+Copyright (C) 2011-2018 Natalia Portillo
+*****************************************************************************/
 
 #ifndef SETTER_UNIX_H
 #define SETTER_UNIX_H