Use the new SIOCGIFINDEX ioctl to efficiently map a name to an index.
If the syscall fails, fall back on the old method as a compatability
measure.
Description
Description
Details
Details
- Provenance
Jonathan Lemon <jlemon@FreeBSD.org> Authored on Oct 17 2001, 8:08 PM - Parents
- rGde5934508a18: Add a SIOCGIFINDEX ioctl, which returns the index of a named interface.
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