{{{ }}} Virtuoso install :  (at Macos 64-bit) : Mac OS X 10.6 64-bit *     CFLAGS="-O -m64 -mmacosx-version-min=10.6" *     export CFLAGS *  ./configure  1. make 1. make install  1. Test : make check : 10 (+)  minutes running ! :  1. {{{ at the root of the build tree to start the automated test suite. This 1. takes about an hour on a 2GHz machine and requires approximately 1 GB *  of free disk space. }}} *   * 1.