Compiling & installing.
You should be able to run
> make
and
> make test
... to install.
Some caveats are:
The sparse hash library may need updating.
The new version of varcall requires the GNU scientific library to be installed in order to compile.
On UBUNTU :
apt-get install libgsl0-dev
On CENTOS/REDHAT :
rpm -i gsl-devel
On WINDOWS:
Use MinGW, and use the Windows port of GSL