Function windows_sys::Win32::System::DataExchange::DdeQueryStringW

pub unsafe extern "system" fn DdeQueryStringW(
    idinst: u32, 
    hsz: HSZ, 
    psz: PWSTR, 
    cchmax: u32, 
    icodepage: i32
) -> u32

Required features: "Win32_System_DataExchange"