Function ImPlot_BeginPlot1 

pub unsafe extern "C" fn ImPlot_BeginPlot1(
    title_id: *const c_char,
    x_label: *const c_char,
    y_label: *const c_char,
    size: *const ImVec2,
    flags: ImPlotFlags,
    x_flags: ImPlotAxisFlags,
    y_flags: ImPlotAxisFlags,
    y2_flags: ImPlotAxisFlags,
    y3_flags: ImPlotAxisFlags,
    y2_label: *const c_char,
    y3_label: *const c_char,
) -> bool