Package: flite

"flite" package binaries on CentOS:

/usr/bin/flite /usr/bin/flite_time

You may install this package on CentOS with yum install flite

"flite" package binaries on Debian:

/usr/bin/flite /usr/bin/flite_time /usr/bin/t2p

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