DECLARE FUNCTION G1GetPel%(BYVAL X%, BYVAL Y%)
DECLARE FUNCTION G2GetPel%(BYVAL X%, BYVAL Y%)
DECLARE SUB G1Banner (St$, X%, Y%, Xmul%, Ymul%)
DECLARE SUB G1Box(BYVAL X1%, BYVAL Y1%, BYVAL X2%, BYVAL Y2%, BYVAL Fill%)
DECLARE SUB G1Cls
DECLARE SUB G1Color(BYVAL Foregnd%, BYVAL Backgnd%)
DECLARE SUB G1GetColor(Foregnd%, Backgnd%)
DECLARE SUB G1GetLocate(Row%, Column%)
DECLARE SUB G1Line(BYVAL X1%, BYVAL Y1%, BYVAL X2%, BYVAL Y2%)
DECLARE SUB G1Locate(BYVAL Row%, BYVAL Column%)
DECLARE SUB G1MirrorH(A%(), B%())
DECLARE SUB G1Mode(BYVAL ModeNr%)
DECLARE SUB G1Plot(BYVAL X%, BYVAL Y%)
DECLARE SUB G1Polygon (X%, Y%, Radius%, Vertices%, Angle!)
DECLARE SUB G1Write(St$)
DECLARE SUB G1WriteLn(St$)
DECLARE SUB G2Banner (St$, X%, Y%, Xmul%, Ymul%)
DECLARE SUB G2Box(BYVAL X1%, BYVAL Y1%, BYVAL X2%, BYVAL Y2%, BYVAL Fill%)
DECLARE SUB G2Cls
DECLARE SUB G2Color(BYVAL Foregnd%, BYVAL Backgnd%)
DECLARE SUB G2GetColor(Foregnd%, Backgnd%)
DECLARE SUB G2GetLocate(Row%, Column%)
DECLARE SUB G2Line(BYVAL X1%, BYVAL Y1%, BYVAL X2%, BYVAL Y2%)
DECLARE SUB G2LoadMac(File$, Array%())
DECLARE SUB G2Locate(BYVAL Row%, BYVAL Column%)
DECLARE SUB G2MirrorH(A%(), B%())
DECLARE SUB G2Mode(BYVAL ModeNr%)
DECLARE SUB G2Plot(BYVAL X%, BYVAL Y%)
DECLARE SUB G2Polygon (X%, Y%, Radius%, Vertices%, Angle!)
DECLARE SUB G2Write(St$)
DECLARE SUB G2WriteLn(St$)
DECLARE SUB PrintScreen(ScreenMode%)
DECLARE SUB ScreenSize(Rows%, Columns%)