$ wget http://www.fftw.org/fftw-version.tar.gz $ gunzip -c fftw-version.tar.gz | tar xvf - $ cd fftw-version # for psrchive $ ./configure --prefix=$ASTROSOFT --enable-float --enable-threads --enable-shared CFLAGS=-fPIC FFLAGS=-fPIC $ make $ make check $ make install $ make clean # for tempo2 $ ./configure --prefix=$ASTROSOFT CFLAGS=-fPIC FFLAGS=-fPIC $ make $ make check $ make install $ make clean