#include "mailfront.h" static RESPONSE(mustauth, 530, "5.7.1 You must authenticate first."); static const response* sender(str* s) { if (!session_getnum("authenticated", 0) && session_getenv("RELAYCLIENT") == 0) return &resp_mustauth; return 0; (void)s; } struct plugin plugin = { .version = PLUGIN_VERSION, .sender = sender, };