/usr/lib/tcl8.6/tclooConfig.sh is in tcl8.6-dev 8.6.8+dfsg-3.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 | #! /bin/sh
. /usr/lib/`dpkg-architecture -qDEB_HOST_MULTIARCH`/tcl8.6/tclooConfig.sh
|