ifdata(1) on Linux
The text 42ef25324ff9, as Debian 13 (Trixie), Debian 12 (Bookworm), Debian 11 (Bullseye) shipped it.
get network interface info without parsing ifconfig output
Flags it lists
-
-bips -
-bops -
-e -
-h -
-p -
-pN -
-pa -
-pb -
-pe -
-pf -
-ph -
-pm -
-pn -
-si -
-sib -
-sic -
-sid -
-sie -
-sif -
-sim -
-sip -
-so -
-sob -
-soc -
-sod -
-soe -
-sof -
-som -
-sop -
-sox