Function ImPlot_PlotHistogram_U8Ptr 

pub unsafe extern "C" fn ImPlot_PlotHistogram_U8Ptr(
    label_id: *const c_char,
    values: *const ImU8,
    count: c_int,
    bins: c_int,
    bar_scale: f64,
    range: ImPlotRange,
    flags: ImPlotHistogramFlags,
) -> f64