#pragma once struct outbox_envelope { int id; int activity_id; int account_id; }; struct outbox_envelope* outbox_envelope_new(); void outbox_envelope_free( struct outbox_envelope* env ); void outbox_envelope_save( struct outbox_envelope* env ); struct outbox_envelope* outbox_envelope_load_next(); void outbox_envelope_delete( struct outbox_envelope* env );