AMOSi:Gfxcall
an example can be found on AMOSPro_Examples:Examples/H-7/Help_70.AMOS
Executes your chosen function straight from the Graphics library, taking the parameters from the DREG() and AREG() arrays.
function_offset enters the offset to the function you wish to call. It can also be set using the LVO function if required.
result=Gfxcall(function_offset)