Package: txt2man

"txt2man" package binaries on CentOS:

/usr/bin/bookman /usr/bin/src2man /usr/bin/txt2man

You may install this package on CentOS with yum install txt2man

"txt2man" package binaries on Debian:

/usr/bin/bookman /usr/bin/src2man /usr/bin/txt2man

You may install this package on Debian with apt-get install txt2man