On Tru64Unix 5.1A with tk8.4.5 I get:
$ ./tktest ../tests/unixEmbed.test -verbose e
==== unixEmbed-5.1 EmbedFocusProc procedure, FocusIn
events FAILED
---- Result was:
---- Result should have been (exact matching):
{focus in .t1}
==== unixEmbed-5.1 FAILED
unixEmbed.test: Total 33 Passed 29 Skipped
3 Failed 1
Number of tests skipped for each constraint:
3 nonPortable
$