Note that net/gkrellm-snmp is at version 0.18nb2, while this one is
in fact 0.18 + GTK2 patch + my patch to make it work with Net-SNMP. DESCR
is taken from original net/gkrellm-snmp package.
gkrellm-snmp is a plugin for gkrellm that can show the value of an oid on an
snmp enabled device