add: syreen_desc.post_encounter_func = post_syreen_enc;
context: init_syreen_comm (void){	LOCDATAPTR retval;	syreen_desc.init_encounter_func = Intro;	syreen_desc.uninit_encounter_func = uninit_syreen;	syreen_desc.AlienTextTemplate.baseline.x =			TEXT_X_OFFS + (SIS_TEXT_WIDTH >> 1);	syreen_desc.AlienTextTemplate.baseline.y = 0;	syreen_desc.AlienTextTemplate.align = ALIGN_CENTER;	syreen_desc.AlienTextWidth = SIS_TEXT_WIDTH - 16;	SET_GAME_STATE (BATTLE_SEGUE, 0);	retval = &syreen_desc;	return (retval);}