hg clone http://www.octave.org/hg/octave
cd octave
./bootstrap --gnulib-srcdir=/usr/bin
mkdir .BUILD32
cd .BUILD32
../configure --host=x86_64-redhat-linux-gnu --build=x86_64-redhat-linux-gnu --enable-silent-rules --enable-dependency-tracking --enable-docs  -disable-jit --enable-fftw-threads --enable-readline --enable-dl --enable-extra-warning-flags -enable-strict-warning-flags --enable-gui --enable-install-build-logs --with-qhull --with-z --with-hdf5 --with-fftw3 --with-fftw3f --with-glpk --with-curl --with-sndfile --with-portaudio --with-x --with-opengl --with-framework-opengl --with-fltk --with-OSMesa --with-blas=openblaso --with-lapack=tatlas --with-qrupdate --with-amd --with-camd --with-colamd --with-ccolamd --with-cholmod --with-cxsparse --with-umfpack --with-arpack --with-openssl --enable-java --disable-float-truncate

make --debug=a --trace --print-directory --jobs=12 --load-average 03.74999