Function BCryptExportKey
pub unsafe fn BCryptExportKey<P2>(
hkey: BCRYPT_KEY_HANDLE,
hexportkey: Option<BCRYPT_KEY_HANDLE>,
pszblobtype: P2,
pboutput: Option<&mut [u8]>,
pcbresult: *mut u32,
dwflags: u32,
) -> NTSTATUSwhere
P2: Param<PCWSTR>,