I think it would useful to have ldd on amd64 understand i386 shared libraries and 32-bit compat library hints / paths: $ file /usr/lib32/libstdc++.so.5 /usr/lib32/libstdc++.so.5: ELF 32-bit LSB shared object, Intel 80386, version 1 (FreeBSD), stripped $ ldd /usr/lib32/libstdc++.so.5 ldd: /usr/lib32/libstdc++.so.5: not a dynamic executable -- Andriy Gapon