XmRenderTableCvtToProp(3) on Linux
The text 5d2f237fb0b8, as Debian 13 (Trixie), Debian 12 (Bookworm), Debian 11 (Bullseye), Debian 10 (Buster), Debian 9 (Stretch), Debian 8 (Jessie) shipped it.
A render table function that converts a render table to a string representation "XmRenderTableCvtToProp" "render table functions" "XmRenderTableCvtToProp"