-http://svn.xiph.org/trunk/vorbis/. You will also need the
-newest versions of autoconf, automake, and libtool in order
-to compile vorbis from development source. A configure script
+https://svn.xiph.org/trunk/vorbis/. You will also need the
+newest versions of autoconf, automake, libtool and pkg-config in
+order to compile Vorbis from development source. A configure script