--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/s/sco5.h	Mon Aug 13 08:45:50 2007 +0200
@@ -0,0 +1,135 @@
+/* System description file for SCO OpenServer Release 5
+   Copyright (C) 1993, 1994 Free Software Foundation, Inc.
+
+This file is part of GNU Emacs.
+
+GNU Emacs 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, or (at your option)
+any later version.
+
+GNU Emacs 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 XEmacs; see the file COPYING.  If not, write to
+the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA.  */
+
+/* Synched up with: Not in FSF. */
+
+/* Changes for SCO OpenServer 5 by Robert Lipe, robertl@dgii.com
+ * Additions, enhancements by J. Kean Johnston, hug@netcom.com
+ */
+
+#define DONT_DEFINE_NO_REMAP /* `static' hack not needed */
+
+/* JKJ: Yes its a lot like SCO 4, but different enough that its easier to
+ * base it on stock SVR3 and add our stuff
+ */
+#include "usg5-3.h"
+#define SCO_R4
+#define SCO_R5
+
+#undef SYSTEM_TYPE
+#define SYSTEM_TYPE "SCO 3.2v5"
+
+/* SCO has ptys, but with weird names */
+#define PTY_ITERATION \
+   for (i = 0; ; i++)
+#define PTY_NAME_SPRINTF \
+  sprintf (pty_name, "/dev/ptyp%d", i);
+#define PTY_TTY_NAME_SPRINTF \
+  sprintf (pty_name, "/dev/ttyp%d", i);
+
+/* We have sockets. Always. */
+#ifndef HAVE_SOCKETS
+#define HAVE_SOCKETS
+#endif
+
+#ifndef __GNUC__
+#define LINKER cc -Xc
+#else
+#define LINKER gcc -Xc
+#endif
+
+#undef LIBX11_SYSTEM
+#define LIBX11_SYSTEM -lsocket
+
+#undef LIB_X11_LIB
+#define LIB_X11_LIB -lX11 -lgen
+
+#define LIBS_SYSTEM -lsocket -lPW -lgen -lcrypt -lmalloc
+
+#ifndef MAXPATHLEN
+# define MAXPATHLEN PATHSIZE
+#endif
+
+/* This is necessary to circumvent stupidity in <X11/Xosdefs.h>.  That
+file checks a manifest that is only defined by xmkmf.  Alternately, we
+could #define sco and I think everything would work. rjl */
+#define ANSICPP 1
+
+#ifndef HAVE_GETTIMEOFDAY
+#define HAVE_GETTIMEOFDAY
+#endif
+
+#undef ADDR_CORRECT
+#define ADDR_CORRECT(x) (int)((char *)(x) - (char*)0)
+
+#define C_SWITCH_SYSTEM -D_NO_STATIC
+
+#ifndef __GNUC__
+#define C_OPTIMIZE_SWITCH -O3 -Xc
+#define C_DEBUG_SWITCH -g -Xc
+#else
+#define C_OPTIMIZE_SWITCH -O99 -m486 -fomit-frame-pointer -Xc
+#define C_DEBUG_SWITCH -g -Xc
+#endif
+
+/* configure can't get this right linking fails unless -lsocket is used.  */
+#undef HAVE_XSCREENNUMBEROFSCREEN
+#define HAVE_XSCREENNUMBEROFSCREEN
+
+/* We don't have -loldX, and we don't need it.  */
+#define LIB_XMENU_LIB
+
+/* SCO does have TIOCGWINSZ.  */
+#undef BROKEN_TIOCGWINSZ
+#define NEED_PTEM_H
+
+#define START_FILES pre-crt0.o /usr/ccs/lib/crt1.o /usr/ccs/lib/values-Xc.o
+#define LIB_STANDARD -lc
+
+/* Send signals to subprocesses by "typing" signal chars at them.  */
+#define SIGNALS_VIA_CHARACTERS
+
+/* Specify program for etc/fakemail to run.  Define SMAIL if you are
+   using smail, don't for MMDF.  */
+
+#ifdef SMAIL
+#define MAIL_PROGRAM_NAME "/usr/bin/smail -q0"
+#else
+#define MAIL_PROGRAM_NAME "/usr/lib/mail/execmail"
+#endif
+
+/* Tell process_send_signal to use VSUSP instead of VSWTCH.  */
+#define PREFER_VSUSP
+
+#define POSIX_SIGNALS
+
+#undef PENDING_OUTPUT_COUNT
+#define PENDING_OUTPUT_COUNT(f) ((f)->__ptr - (f)->__base)
+
+#ifndef HAVE_VFORK
+#define HAVE_VFORK
+#endif
+
+#ifdef _SCO_ELF
+# undef COFF /* coz we're NOT */
+# define UNEXEC  unexelf.o
+# define LIB_GCC -lgcc-elf
+#endif
+