Type Definition CCODE::PFNCALLBACK

type PFNCALLBACK = Option<unsafe extern "C" fn(wType: UINT, wFmt: UINT, hConv: HCONV, hsz1: HSZ, hsz2: HSZ, hData: HDDEDATA, dwData1: ULONG_PTR, dwData2: ULONG_PTR) -> HDDEDATA>;