magic(5) on FreeBSD
The text 617280198f91, as FreeBSD 7.4-RELEASE, FreeBSD 7.3-RELEASE, FreeBSD 7.2-RELEASE, FreeBSD 7.1-RELEASE, FreeBSD 7.0-RELEASE, FreeBSD 6.4-RELEASE shipped it.
file command's magic number file
The text 617280198f91, as FreeBSD 7.4-RELEASE, FreeBSD 7.3-RELEASE, FreeBSD 7.2-RELEASE, FreeBSD 7.1-RELEASE, FreeBSD 7.0-RELEASE, FreeBSD 6.4-RELEASE shipped it.
file command's magic number file