if test "x$with_librdkafka_log_cb" = "xyes"
then
AC_DEFINE(HAVE_LIBRDKAFKA_LOG_CB, 1, [Define if librdkafka log facility is present and usable.])
if test "x$with_librdkafka_log_cb" = "xyes"
then
AC_DEFINE(HAVE_LIBRDKAFKA_LOG_CB, 1, [Define if librdkafka log facility is present and usable.])