Hmm, chasing an old thread from 2006 [*] I think what I'd have to do is: % ld -shared -o foo.so -F bar.so --defsym=somesym=0x0 ... foo.o Is that correct? Have the GNU link-editor and rtld learned how to handle filters in a Solaris-like fashion since late 2006? [*] http://sourceware.org/ml/binutils/2006-11/msg00296.html Nico --