KeyPressed ReadKey WhereX WhereY

AssignCrt
ClrEol ClrScr
Delay DelLine
GotoXY
HighVideo
InsLine
LowVideo
NormVideo NoSound
Sound
TextBackground TextColor TextMode
Window

CheckBreak:  Boolean;
CheckEOF:    Boolean;
DirectVideo: Boolean;
CheckSnow:   Boolean;
LastMode:    Word;
TextAttr:    Byte;
WindMin:     Word;
WindMax:     Word;