yyfix(1) on OpenBSD

The text 0a131a8fa6e8, as OpenBSD 3.3, OpenBSD 3.2, OpenBSD 3.1, OpenBSD 3.0, OpenBSD 2.9, OpenBSD 2.8, OpenBSD 2.7, OpenBSD 2.6 shipped it.

extract tables from y.tab.c