pub unsafe fn uidna_labelToUnicodeUTF8<P0, P1>(
    idna: *const UIDNA,
    label: P0,
    length: i32,
    dest: P1,
    capacity: i32,
    pinfo: *mut UIDNAInfo,
    perrorcode: *mut UErrorCode
) -> i32
where P0: IntoParam<PCSTR>, P1: IntoParam<PCSTR>,