Package: lcov

"lcov" package binaries on CentOS:

/usr/bin/gendesc /usr/bin/genhtml /usr/bin/geninfo /usr/bin/genpng /usr/bin/lcov

You may install this package on CentOS with yum install lcov

"lcov" package binaries on Debian:

/usr/bin/gendesc /usr/bin/genhtml /usr/bin/geninfo /usr/bin/genpng /usr/bin/lcov

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