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

script:
for(s in msg_area.sub) {
	base = new MsgBase(s);
	if(!base.open()) {
		print(base.error);
		continue;
	}
	for(n=0;;n++) {
		print(s + ': ' + n);
		body=base.get_msg_body(true, n);
		if(body==null)
			break;
		quote_msg(body);
	}
}

Added uifcYesNoOpts definition for use with uifc_api.list() and simply Yes/No
options.

Also, prevent a write of zero bytes from clearing the empty event.

compatible) - but why are these absolute rather than relative
(e.g. ../xtrn/...) paths?

32-bit file size limitation.

We really need a way to construct a Socket object passing a descriptor.

outbuf_empty event in sexyz is still having problems with multi-CPU fast
transfers.

Use SMB_CURMSG @-Code to display current message "number" (offset+1).

Reading Mail prompt with multiple undeleted mails remaining, instead make
(K)ill All Mail command available, which can be still be reversed before
quitting the reading mail prompt.

and fixed possible local abort ignore due to previous commit.
Some if/else/if to switch/case conversion.