--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/s/linux.h	Sat Feb 20 06:03:00 2010 -0600
@@ -0,0 +1,92 @@
+/* This file is the configuration file for the GNU/Linux operating system,
+   prior to version 1.1.56.
+   Copyright (C) 1985, 1986, 1992, 1994 Free Software Foundation, Inc.
+   Copyright (C) 2010 Ben Wing.
+
+This file is part of XEmacs.
+
+XEmacs 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.
+
+XEmacs 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: FSF 19.31 (called, ahem ... lignux.h in FSF). */
+
+/* This file was put together by Michael K. Johnson and Rik Faith.  */
+
+#define USG
+#define LINUX
+
+/* SYSTEM_TYPE should indicate the kind of system you are using.
+ It sets the Lisp variable system-type.  */
+
+#define SYSTEM_TYPE "linux"		/* All the best software is free. */
+
+
+
+/* Deleted GNU_LIBRARY_PENDING_OUTPUT_COUNT -- unused in XEmacs */
+
+/* This is needed for sysdep.c */
+
+#define HAVE_SYS_SIGLIST
+
+/* #define POSIX -- not used in XEmacs */
+
+/* Deleted TERM stuff -- probably hugely obsolete */
+
+#define UNEXEC "unexelf.o"
+#define UNEXEC_USE_MAP_PRIVATE
+
+/* mrb - Ordinary link is simple and effective */
+/* slb - Not any more ... :-( */
+/* jwj - slb's comment does not seem relevant to current Linuxes */
+#define ORDINARY_LINK
+
+#define A_TEXT_OFFSET(hdr) (N_MAGIC(hdr) == QMAGIC ? sizeof (struct exec) : 0)
+#define A_TEXT_SEEK(hdr) (N_TXTOFF(hdr) + A_TEXT_OFFSET(hdr))
+#define ADJUST_EXEC_HEADER \
+  unexec_text_start = N_TXTADDR(ohdr) + A_TEXT_OFFSET(ohdr)
+
+/* HAVE_XRMSETDATABASE deleted */
+
+/* The regex.o routines are a part of the GNU C-library used with Linux.  */
+/* However, sometimes they disagree with the src/regex.h that comes with Emacs,
+   and that can make trouble in etags.c because it gets the regex.h from Emacs
+   and the function definitions in libc.  So turn this off.  */
+/* XEmacs: in any case, Mule uses different regex routines. */
+/* #define REGEXP_IN_LIBC */
+
+/* XEmacs change: the standard linux libc includes regex routines in
+   it.  We have to use our own and have to avoid name conflicts. */
+
+#if 0 /* Probably not necessary any more */
+#define re_compile_pattern sys_re_compile_pattern
+#define re_search sys_re_search
+#define re_search_2 sys_re_search_2
+#define re_match_2 sys_re_match_2
+#define re_max_failures sys_re_max_failures
+#define re_set_syntax sys_re_set_syntax
+#define re_set_registers sys_re_set_registers
+#define re_compile_fastmap sys_re_compile_fastmap
+#define re_match sys_re_match
+#define regcomp sys_regcomp
+#define regexec sys_regexec
+#define regerror sys_regerror
+#define regfree sys_regfree
+#endif /* 0 */
+
+/* The in-built malloc does not work on PPC64 or Alpha, so use the system
+   malloc for now. */
+#if defined(__powerpc64__) || defined(__alpha__) || defined(__ia64__)
+#define SYSTEM_MALLOC
+#endif