do-install shouldnt' be needed

Support RELRO

Figure out what to do about this license:

/* dcdis.c - very simple Dreamcast(tm) disassembler
 *
 * Copyright (C) 1999-2004 Lars Olsson
 *
 * This file is part of dcdis
 *
 * dcdis is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
