Function cups_sys::ippAddResolution

pub unsafe extern "C" fn ippAddResolution(
    ipp: *mut ipp_t, 
    group: ipp_tag_t, 
    name: *const c_char, 
    units: ipp_res_t, 
    xres: c_int, 
    yres: c_int
) -> *mut ipp_attribute_t