Added build files and first code stub.

src/libisofs.h

@@ -0,0 +1,19 @@
+/*
+ * Copyright (c) 2007 Vreixo Formoso
+ * 
+ * This file is part of the libisofs project; you can redistribute it and/or 
+ * modify it under the terms of the GNU General Public License version 2 as 
+ * published by the Free Software Foundation. See COPYING file for details.
+ */
+#ifndef LIBISO_LIBISOFS_H_
+#define LIBISO_LIBISOFS_H_
+
+typedef struct Iso_Tree_Node IsoTreeNode;
+
+/**
+ * Increments the reference counting of the given node.
+ */
+void iso_node_ref(IsoTreeNode *node);
+
+
+#endif /*LIBISO_LIBISOFS_H_*/