Function xed_sys::xed_interface::xed_itoa_hex_ul

pub unsafe extern "C" fn xed_itoa_hex_ul(
    buf: *mut c_char, 
    f: u64, 
    bits_to_print: xed_uint_t, 
    leading_zeros: xed_bool_t, 
    buflen: c_int, 
    lowercase: xed_bool_t
) -> c_int