DOS/32 Advanced DOS Extender - D32A C/C++ Run-Time Library Reference 3.0 - DOS/32 Advanced D32A Library - Keyboard functions The three functions described in this section are the counterparts of the functions present in the standard WATCOM C/C++ library and should be used in regard to their speed which greatly improves the performance of applications. Copyright © Supernar Systems, Ltd. 1996-2002 All Rights Reserved.