Function winapi::um::winspool::EnumPrintProcessorsW

pub unsafe extern "system" fn EnumPrintProcessorsW(
    pName: LPWSTR, 
    pEnvironment: LPWSTR, 
    Level: DWORD, 
    pPrintProcessorInfo: LPBYTE, 
    cbBuf: DWORD, 
    pcbNeeded: LPDWORD, 
    pcReturned: LPDWORD
) -> BOOL