pub unsafe extern "C" fn conversation_update_participant_by_user(
hconv: SPXCONVERSATIONHANDLE,
add: bool,
huser: SPXUSERHANDLE
) -> AZACHR
pub unsafe extern "C" fn conversation_update_participant_by_user(
hconv: SPXCONVERSATIONHANDLE,
add: bool,
huser: SPXUSERHANDLE
) -> AZACHR