jgraph(1) on Linux
The text 2c9a74493a6d, as Debian 2.2 (Potato), Debian 2.1 (Slink), Debian 2.0 (Hamm), Debian 1.3 (Bo), Debian 1.2 (Rex), Debian 1.1 (Buzz) shipped it.
filter for graph plotting to postscript
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