diff --git a/src/core/shutdown.c b/src/core/shutdown.c
deleted file mode 100644
index 56964990a..000000000
--- a/src/core/shutdown.c
+++ /dev/null
@@ -1,153 +0,0 @@
-/* ase -- allegro-sprite-editor: the ultimate sprites factory
- * Copyright (C) 2001-2005, 2007  David A. Capello
- *
- * 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 2 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 warranty of
- * MERCHANTABILITY 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, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- */
-
-#include "config.h"
-
-#ifndef USE_PRECOMPILED_HEADER
-
-#include <stdio.h>
-#include <signal.h>
-#include <stdlib.h>
-#include <allegro.h>
-#include <allegro/internal/aintern.h>
-
-#include "jinete/base.h"
-#include "jinete/list.h"
-#include "jinete/system.h"
-
-#include "modules/sprites.h"
-#include "util/session.h"
-
-#endif
-
-/* call do_shutdown_exit routine?  */
-static bool do_shutdown = FALSE;
-
-/* try to use signals in mingw32 */
-#ifdef ALLEGRO_MINGW32
-  static void *old_sig_abrt;
-  static void *old_sig_fpe;
-  static void *old_sig_ill;
-  static void *old_sig_segv;
-  static void *old_sig_term;
-  static void *old_sig_int;
-#ifdef SIGQUIT
-  static void *old_sig_quit;
-#endif
-#endif
-
-static void do_shutdown_exit(void);
-#ifdef ALLEGRO_MINGW32
-static void signal_handler(int sig);
-#endif
-
-void init_shutdown_handler(void)
-{
-  atexit(do_shutdown_exit);
-  _add_exit_func(do_shutdown_exit, "do_shutdown_exit");
-
-#ifdef ALLEGRO_MINGW32
-  old_sig_abrt = signal(SIGABRT, signal_handler);
-  old_sig_fpe  = signal(SIGFPE,  signal_handler);
-  old_sig_ill  = signal(SIGILL,  signal_handler);
-  old_sig_segv = signal(SIGSEGV, signal_handler);
-  old_sig_term = signal(SIGTERM, signal_handler);
-  old_sig_int  = signal(SIGINT,  signal_handler);
-#ifdef SIGQUIT
-  old_sig_quit = signal(SIGQUIT, signal_handler);
-#endif
-#endif
-
-  do_shutdown = TRUE;
-}
-
-void remove_shutdown_handler(void)
-{
-  do_shutdown = FALSE;
-
-  _remove_exit_func(do_shutdown_exit);
-
-#if defined(ALLEGRO_WINDOWS) && !defined(_MSC_VER)
-  /* remove emergency exit signal handlers */
-  signal(SIGABRT, old_sig_abrt);
-  signal(SIGFPE,  old_sig_fpe);
-  signal(SIGILL,  old_sig_ill);
-  signal(SIGSEGV, old_sig_segv);
-  signal(SIGTERM, old_sig_term);
-  signal(SIGINT,  old_sig_int);
-#ifdef SIGQUIT
-  signal(SIGQUIT, old_sig_quit);
-#endif
-#endif
-}
-
-static void do_shutdown_exit(void)
-{
-  char buf[1024], path[1024], name[1024];
-  int c;
-
-  _remove_exit_func(do_shutdown_exit);
-
-  /* do shutdown? */
-  if (!do_shutdown)
-    return;
-
-  /* remove this shutdown handler */
-  remove_shutdown_handler();
-
-  /* is necessary create a session file? */
-  if (jlist_length(get_sprite_list()) > 0) {
-    /* get a file name for the session file */
-    get_executable_name(path, sizeof(path));
-
-    for (c=0; c<1000; c++) {
-      usprintf(name, "data/session/ase%03d.ses", c);
-      replace_filename(buf, path, name, sizeof(buf));
-      if (!exists(buf))
-	break;
-    }
-
-    if (screen) {
-      jmouse_hide();
-      text_mode(makecol(0, 0, 0));
-      textprintf(screen, font, 0, 0, makecol(255, 255, 255),
-		 "Saving session in %s", get_filename(buf));
-      jmouse_show();
-    }
-    else
-      printf("Saving session in %s", get_filename (buf));
-
-    /* save the active session */
-    save_session(buf);
-
-    /* show the end message */
-    PRINTF("Session saved in file: \"%s\"\n", buf);
-  }
-
-  /* set to text mode */
-  set_gfx_mode(GFX_TEXT, 0, 0, 0, 0);
-}
-
-#ifdef ALLEGRO_MINGW32
-static void signal_handler(int num)
-{
-  do_shutdown_exit();
-  fprintf(stderr, "Shutting down ASE due to signal #%d\n", num);
-  raise(num);
-}
-#endif
diff --git a/src/core/shutdown.h b/src/core/shutdown.h
deleted file mode 100644
index 6485a0b73..000000000
--- a/src/core/shutdown.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/* ase -- allegro-sprite-editor: the ultimate sprites factory
- * Copyright (C) 2001-2005, 2007  David A. Capello
- *
- * 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 2 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 warranty of
- * MERCHANTABILITY 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, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- */
-
-#ifndef CORE_SHUTDOWN_H
-#define CORE_SHUTDOWN_H
-
-void init_shutdown_handler(void);
-void remove_shutdown_handler(void);
-
-#endif /* CORE_SHUTDOWN_H */
-