AC_CHECK_FUNC(getnameinfo, , ,
AC_MSG_ERROR(Function 'getnameinfo' not found.))
AC_CHECK_LIB(tirpc, clnt_tli_create, ,
AC_MSG_ERROR([libtirpc needed for IPv6 support]))
AC_CHECK_HEADERS(tirpc/netconfig.h, ,
AC_CHECK_FUNC(getnameinfo, , ,
AC_MSG_ERROR(Function 'getnameinfo' not found.))
AC_CHECK_LIB(tirpc, clnt_tli_create, ,
AC_MSG_ERROR([libtirpc needed for IPv6 support]))
AC_CHECK_HEADERS(tirpc/netconfig.h, ,