Function DdeClientTransaction

pub unsafe fn DdeClientTransaction(
    pdata: Option<*const u8>,
    cbdata: u32,
    hconv: HCONV,
    hszitem: Option<HSZ>,
    wfmt: u32,
    wtype: DDE_CLIENT_TRANSACTION_TYPE,
    dwtimeout: u32,
    pdwresult: Option<*mut u32>,
) -> HDDEDATA