Love, > ld: common symbols not allowed with MH_DYLIB output format with the - > multi_module option > /usr/local/tdb/lib/libtdb.a(tdb.o) definition of common _tdb_null > (size 16) > /usr/bin/libtool: internal link edit command failed does simple usage without libtool work? ie. a hello world type of app linked with tdb? Cheers, Tridge