How to install TCL package textutil, tdom and udp?

Question

./Tcltest.tcl I am having trouble executing the TCL script in my test environment.

Sourcing files.
INIT : ERROR while sourcing
can't find package textutil

The file also contains

package require textutil
package require tdom
package require udp

Please help.

Answer 1

For Ubuntu you would want

sudo apt install tcllib tdom tcl-udp

https://packages.ubuntu.com/

Answer 2

Using yum command

Then try the following:

sudo yum install tcllib tdom tcludp

Working on Linux x86_64

This is not particularly illuminating, an answer would be one of Centos, Scientific Linux, Fedora, RHEL, ... depending on the answer, additional steps will be required.