No additional library is necessary.

Here is the procedure to install UNAFOLD from source code:

• Download the archive with the source code in /home/bioubuntu, decompressed and move this new folder in /opt/bio/sources.

• This folder should belong to root ant its permissions set to 755.

% sudo chown -R root:root /opt/bio/sources/unafold-3.7
% sudo chmod 755 /opt/bio/sources/unafold-3.7

• Once you are in unafold-3.7, compilation and installation are easily done:

% sudo ./configure && sudo make && sudo make install