This is part of Family API which allow to create dual-os version of program runs under OS/2 and DOS

Note: This is legacy API call. It is recommended to use 32-bit equivalent

KbdDeRegister

This call deregisters a keyboard subsystem previously registered within a session. Only the process that issued the KbdRegister may issue KbdDeRegister.

Syntax

KbdDeRegister ()

Return Code

rc (USHORT) - return:Return code descriptions are:

0 NO_ERROR

411 ERROR_KBD_DEREGISTER

464 ERROR_KBD_DETACHED

504 ERROR_KBD_EXTENDED_SG

Bindings

C

#define INCL_KBD USHORT rc = KbdDeRegister(VOID); USHORT rc; /* return code */

MASM

EXTRN KbdDeRegister:FAR INCL_KBD EQU 1 CALL KbdDeRegister Returns WORD