XmTextReplace(3) on Linux
The text 0ca3f22f8a3e, as Debian 13 (Trixie), Debian 12 (Bookworm), Debian 11 (Bullseye), Debian 10 (Buster), Debian 9 (Stretch), Debian 8 (Jessie) shipped it.
A Text function that replaces part of a text string "XmTextReplace" "Text functions" "XmTextReplace"