This extended object, if placed on the appserver, allows you to check for the existence of a command (the second argument) on a host (the first argument). It essentially runs a 'which' command on the remote host.
1. Copy the attached script to the appserver.
2. Create an extended object:
All UNIX operating systems
Command: /usr/nsh/scripts/check_cmd_in_path ??HOST?? gzip (this would check for gzip in the path)