AC_MSG_RESULT([using JACK])
AC_CHECK_LIB(jack, jack_client_open, , AC_MSG_ERROR([JACK support requires the jack library!]))
api="$api -D__UNIX_JACK__"
AC_MSG_RESULT([using JACK])
AC_CHECK_LIB(jack, jack_client_open, , AC_MSG_ERROR([JACK support requires the jack library!]))
api="$api -D__UNIX_JACK__"