Tcl_GetDoubleFromObj(3tcl) on Linux
The text 305446976b0b, as Debian 13 (Trixie), Debian 12 (Bookworm), Debian 11 (Bullseye), Debian 10 (Buster), Debian 9 (Stretch) shipped it. The page shows this text now.
manipulate Tcl values as floating-point values