more OSX unload diagnostics

DYLD_LIBRARY_PATH=`pwd`:${DYLD_LIBRARY_PATH}; export DYLD_LIBRARY_PATH; \
TCL_LIBRARY="/local/src/tcl/library"; export TCL_LIBRARY; \
./tcltest /local/src/tcl/unix/../tests/all.tcl -verbose -singleproc -file unload.test
Tests running in interp:  /local/src/tcl/unix/tcltest
Tests located in:  /local/src/tcl/tests
Tests running in:  /local/src/tcl/unix
Temporary files stored in /local/src/tcl/unix
Test files run in separate interpreters
Running tests that match:  *
Skipping test files that match:  l.*.test
Only running test files that match:  unload.test
Tests began at Tue Sep 11 12:47:05 WST 2007
unload.test
++++ unload-1.1 PASSED
++++ unload-1.2 PASSED
++++ unload-1.3 PASSED
++++ unload-1.4 PASSED
++++ unload-1.5 PASSED
++++ unload-1.6 PASSED
++++ unload-1.7 PASSED
++++ unload-2.1 PASSED
++++ unload-2.2 PASSED
++++ unload-2.3 PASSED
++++ unload-2.4 PASSED
++++ unload-2.5 PASSED
++++ unload-2.6 PASSED
++++ unload-3.1 PASSED
++++ unload-3.2 PASSED
++++ unload-3.3 PASSED
++++ unload-3.4 PASSED
++++ unload-3.5 PASSED
Test file error: child killed: bus error

Tests ended at Tue Sep 11 12:47:06 WST 2007
all.tcl:	Total	0	Passed	0	Skipped	0	Failed	0
Sourced 1 Test Files.

Test files exiting with errors:  

  unload.test