Package: gnucap

"gnucap" package binaries on CentOS:

/usr/bin/gnucap /usr/bin/gnucap-modelgen

You may install this package on CentOS with yum install gnucap

"gnucap" package binaries on Debian:

/usr/bin/gnucap /usr/bin/gnucap-modelgen

You may install this package on Debian with apt-get install gnucap