XmListDeleteItemsPos(3) on Linux
The text bf654d303b04, as Debian 13 (Trixie), Debian 12 (Bookworm), Debian 11 (Bullseye), Debian 10 (Buster), Debian 9 (Stretch), Debian 8 (Jessie) shipped it.
A List function that deletes items from the list starting at the given position "XmListDeleteItemsPos" "List functions" "XmListDeleteItemsPos"