dwarf_attroffset(3) on FreeBSD
The text 4d673301162c, as FreeBSD 12.0-RELEASE, FreeBSD 11.4-RELEASE, FreeBSD 11.3-RELEASE, FreeBSD 11.2-RELEASE, FreeBSD 11.1-RELEASE, FreeBSD 11.0-RELEASE shipped it.
retrieve the section-relative offset of an attribute descriptor