dep-trace
gdeptrace dependancy solver correct for pkg or make deps
... the top, all and only by the rules known and given, in order by given where equal)
$ echo -e "b e\ne\nc b" | depsort
ditto, no opts needed
$ libdeps objdump /lib/*.so.*
(outputs if missing, load order (deps), rdeps, which are effected by missing lib/s, etc, see readme)
$ doil
(a package installer/solver like apt-get+dpkg which uses gdeptrace, see doil on Source Forge)
dep-trace is now "gdeptrace" to ease packaging compatibility