Reported by Mindless Automaton

new ZuulTerm protocol and add an autodetection.

Fixes crashes with 64-bit off_t in ftpsrvr.c

number) exists, delete it when deleting a user account so that the directory
may be used for 3rd party user data with any (unique) filename.

When recycle semaphore file is touched, reload [bbs] section of sbbs.ini file
to get current sysop available and mute button status.

current working directory, then mods, then exec dirs.

OS/platform-specific CGI handlers without requiring a separate web_handler.ini.

the borland time() result for the start/connect time rather than the msvc DLL
time() result.

sexyz.c(1614) : error C2223: left of '->cbdata' must point to struct/union

convert CRLF pairs to 0xE3 (QWK new-line char).

number (e.g. "-Linfo", "-Eerror")

(potentially) non-blank for external JS modules configured in SCFG->External
Programs, as well as those executed from jsexec. If the startup_dir is
specified in SCFG and no path is given for the .js file, it will look in the
startup_dir first. js.startup_dir will be an empty string for all other cases
(currently).

allow Synchronet to keep running otherwise since there's a limit of 128
runtimes total in the the pool.  With this change, the number of runtimes
remains constant.

is most likely a memory hog slowdown on everyone elses system, but it works
great for me and is fast and easy!

only a single read-only property orig_cwd which contains the current working
directory at startup (before the directory is changed to the ctrl dir).

This may turn into a global at some point... so I wouldn't suggest using it
for a week or so at least.

partial file CRC.  Prevents waiting for both ends to do so sequentially.

Updated code style.
Using new uifcYesNoOpts.
Resoled valid bcc32 warnings (in scfgnet.c).

EX_STDOUT, defining EX_STDIO (to be both STDIN and STDOUT), adding XTRN_CONIO
and EX_CONIO (for future cioxtrn/doorway mode on Windows), change IO_INTS to
XTRN_STDIO