Forsyth ported refer(1) to plan9, which is what I use, I have copied his email below.
-Steve > i've the variant in use in sources/contrib/forsyth/refer.tgz. see INSTALL. > it could do with much more work (on the strange > source file partitioning, and more seriously on all those fixed-size char > arrays), > but at least a few of the ancient problems have been corrected > (limits on list memory size, and a buggy implementation of aho-corasick). > i've > used it > for years without too much fuss. one difference from earlier ones > is that you're required to use refer/pubindex.
