devclass_get_softc(9) on FreeBSD
The text 97188f8f8d67, as FreeBSD 3.1-RELEASE, FreeBSD 3.0-RELEASE shipped it.
translate unit number to driver private structure
The text 97188f8f8d67, as FreeBSD 3.1-RELEASE, FreeBSD 3.0-RELEASE shipped it.
translate unit number to driver private structure