1. Add /etc/services those services.

yatconf		54111/tcp
ascy		54106/tcp

  Since those port numbers are not official one, please choose
  appropriate values for your environment.

2. Please install inetd.conf(5)'s entry like bellow.

pop3	stream	tcp	nowait	root	${LOCALBASE}/libexec/yatd	yatd
yatconf	stream	tcp	nowait	root	${LOCALBASE}/libexec/yatconfd	yatconfd
ascy	stream	tcp	nowait	root	${LOCALBASE}/libexec/ascyd	ascyd

  You should add appropriate options.

3. Edit yatsvrrc and yatrc2 in ${PKG_SYSCONFDIR}.