gtkpot 1.0.0, which has been released last week, is able to dlopen() libmp4v2: <http://gtkpod.git.sourceforge.net/git/gitweb.cgi?p=gtkpod/gtkpod;a=commitdiff;h=a165455ff50c43e6c0973ffa315b77a5d8a416d9>