You are now in the directory for the port "cad/irsim" (package name "irsim-9.4.1").
This is the one-line description for this port:
An event-driven logic-level simulator for MOS circuis
Please read the "description file" for a longer description.
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This port requires package(s) "XFree86-3.3.6_4" to build.
This port requires package(s) "XFree86-3.3.6_4" to run.