Function ReadPixelArray8 

pub unsafe fn ReadPixelArray8(
    GfxBase: *mut Library,
    rp: *mut RastPort,
    xstart: ULONG,
    ystart: ULONG,
    xstop: ULONG,
    ystop: ULONG,
    array: *mut UBYTE,
    temprp: *mut RastPort,
) -> LONG

libname: “graphics.library” (V36) (Kickstart 2.0)