Scotty is a Tcl extension to build network management applications
using Tcl (and Tk). The scotty extension provides new Tcl commands to:
 - send and receive ICMP packets
 - query the Domain Name System (DNS)
 - access UDP sockets from Tcl
 - probe and use some selected SUN RPCs
 - retrieve and serve documents via HTTP
 - send and reveice SNMP messages (SNMPv1, SNMPv2USEC, SNMPv2C)
 - write special purpose SNMP agents in Tcl
 - parse and access SNMP MIB definitions
 - schedule jobs that are to be done regularly

1. build dependencies:
   1. tk-devel >= 8.5.0
   2. rpm-build-tcl
   3. zlib-devel