/usr/share/tcltk/tcllib1.14/md5/pkgIndex.tcl is in tcllib 1.14-dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 | if {![package vsatisfies [package provide Tcl] 8.2]} {return}
package ifneeded md5 2.0.7 [list source [file join $dir md5x.tcl]]
package ifneeded md5 1.4.4 [list source [file join $dir md5.tcl]]
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