keys.

COM0:STDIO <- Indicates that stdio should be used.
COM0:SOCKET### <- Indicates socket I/O should be used with socket handle ###
COM0:HANDLE### <- Indicates Win32 COM should be used with COM handle ###

SSH.  Passing a socket isn't very likely to be helpfull, and a local socket
pair seems like a kludge (That will, of course, be supported for "old-style"
32-bit doors)

instead of *((WORD *)var).

which will break the ability to drop in an updated library and have the door
Just Work.

error.

for dropfiles.

which it shouldn't be) to correctly support DIS_CARRIERDETECT

name.

Use Alt for SysOp shortcupts, not Control... thereby NOT hijacking
such little-used keys such as ^H, ^C, and ^X