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there's no need to haste.

* m/intel386.h: Remove references to XENIX.

* make-docfile.c: Remove reference to symbols defined by systems
not supported anymore: MAC_OS8, XENIX and STRIDE.

* (src/m/mips.h):
* (src/m/intel386.h):
* callproc.c:
* config.in:
* ecrt0.c:
* emacs.c:
* fileio.c:
* frame.c:
* getpagesize.h:
* keyboard.c:
* lread.c:
* process.c:
* puresize.h:
* sysdep.c:
* systty.h:
* syswait.h:
* unexec.c:
* xdisp.c:
* alloc.c: Remove code containing references to symbols defined by
unsupported systems.

environment.  Don't support -d.
(print_help_and_exit) [WINDOWSNT]: Don't show the --display option.
(longopts) [WINDOWSNT]: Remove --display.

conversion.  Mistakes spotted by Nico Golde.

conversion.  Mistakes spotted by Nico Golde.

Set realhost both for HAVE_GETADDRINFO and !HAVE_GETADDRINFO.

Make prototypes for extern definitions, and add all
that are needed to quench warnings on 64-bit.

(main): Use the same defaults for ctags as for etags: find
typedefs, structure tags, macro constants, enum constants, struct
members and global variables.

(make_C_tag) [DEBUG]: Add debugging printout.

(C_entries): In case '}' decrement bracelev before testing it.

unconditioned to (!ignoreindent && lp == newlb.buffer + 1).

unconditioned to (!ignoreindent && lp == newlb.buffer + 1).

* makefile.MPW (SOME_MACHINE_OBJECTS): Remove sunfns.o.

* Makefile.in: Remove references to sunfns.c and sunfns.o.

Suggestion and algorithm by Eli Zaretskii.
Code partially based on w32_get_resource and init_environment (w32.c).
(egetenv): New wrapper for getenv.
(get_current_dir_name, decode_options, get_server_config, set_local_socket,
set_socket, main): Use egetenv, not getenv.
(w32_get_resource, w32_getenv) [WINDOWSNT]: New functions.

Suggestion and algorithm by Eli Zaretskii.
Code partially based on w32_get_resource and init_environment (w32.c).
(xmalloc): New function by Károly Lőrentey (backported from the trunk).
(quote_file_name): Use it.
(egetenv): New wrapper for getenv.
(get_current_dir_name, decode_options, get_server_config, set_local_socket,
set_socket, main): Use egetenv, not getenv.
(w32_get_resource, w32_getenv) [WINDOWSNT]: New functions.

(set_tcp_socket): Use it.

(IS_ANY_SEP): Only define if !defined(HAVE_GET_CURRENT_DIR_NAME).
(main_argc): Remove.
(strprefix): Use strncmp.

(longopts): Replace --current-frame by --create-frame.
(decode_options): Reverse the meaning of -c.
(print_help_and_exit): Update help text accordingly.
(main): Remove the -version and -good-version messages.

in case srcdir=. and file is copied into itself.