File list (Check if you may need any files):
portio(NT)
..........\common.h
..........\dirs
..........\exe
..........\...\makefile
..........\...\sources
..........\...\testport.cpp
..........\...\testport.dsp
..........\portio.dsw
..........\portio.ncb
..........\portio.opt
..........\sys
..........\...\function.h
..........\...\genport.cpp
..........\...\genport.h
..........\...\makefile
..........\...\piodev.cpp
..........\...\piodev.h
..........\...\portio.aps
..........\...\portio.cpp
..........\...\portio.dsp
..........\...\portio.h
..........\...\portio.ini
..........\...\portio.rc
..........\...\sources