PYGSL_GSLCVS
variable, so that it either points to the GSL CVS
repository or to the include directory of your GSL installation (typically
/usr/include on a linux installation).
Then type python ../tools/constants_tool.py
This will generate the files
const_m_array.c
const_num_array.c
const_cgsm_array.c
const_mksa_array.c