apt source for rtorrent / libtorrent

I am looking for an apt - source for rtorrent / libtorrent with all necessary decencies for

Code:

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# uname -a
Linux Debian-31-sarge-32-minimal 2.6.8-3-k7-smp

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I cannot seem to find a decent source and installing it from the downloadable deb package seems to screw up my apt all the time ...