for both read and write.

Simplify the bouncing of e-mails using smb_updatemsg() and the original
message's from_ext convenience pointer.
No need to call smb_init_idx() here since smb_addmsghdr()->putmsg() does
this already (in the latest smblib).

wrong... need to test with "real" conio lib.

I/O will work regardless of if the application is a console app or not.

needs to create a console (it is a console app)

takes care of this now.

Create the sdl_keylock mutex (gasp)

here.

item.
Fix bugs with enter high-ASCII chars (getting sign-extended causing an infinite
loop and garbage input).
Added debug output (using OutputDebugString) - only in debug builds.