Please download patch files (xyz.patch) for the release you have downloaded from links given here.
Then copy the patch xyz.patch file to the main directory of SOSlib:
cp xyz.patch SBML_odeSolver-x.x.x/
Change into the directory, where the patch needs to be applied. The page where you downloaded the patch file should tell you which directory this should be! Assuming it is the src directory of SOSlib, type:
cd src/
and apply the patch by typing:patch -p1 < ../xyz.patch
Now proceed with the installation or redo the installation by typing:
make
make install