Rewritten --enable-whatever tests in configure.ac
Rewritten --enable-whatever tests in configure.ac

niobos/velbusd,niobos/velbusd,niobos/elcobusd,niobos/velbusd,niobos/velbusd,niobos/elcobusd,niobos/velbusd,niobos/velbusd,niobos/elcobusd,niobos/elcobusd