> Latest GIT (April 10, short version 5566) broke building on Slackware
> 13.1.
>
> Reversing patches 20fc5cd8, ffc39044, and 0f026179 allows building.
>
<snip>

This is to be expected due to your previous tdelibs FTBFS.  Rebuilding and
installing tdelibs from GIT will provide the missing class declaration.

Tim