Bus error after build. Mac OS X

I just grabbed the Mozilla source from tarball, and have also tried a 
CVS pull.  I ./configure and make, and when I try to run, I get this:

$ cd dist/bin/
$ ./run-mozilla.sh
Type Manifest File: 
/Users/msherman/Downloads/mozilla/dist/bin/components/xpti.dat
+++ JavaScript debugging hooks installed.
nsNativeComponentLoader: autoregistering begins.
nsNativeComponentLoader: autoregistering succeeded
nNCL: registering deferred (0)
WARNING: NS_ENSURE_TRUE(NS_SUCCEEDED(rv)) failed, file 
nsPermissionManager.cpp, line 635
###!!! ASSERTION: couldn't set a property on the window, event 
handling will fail: 'err == noErr', file nsMacWindow.cpp, line 499
Break: at file nsMacWindow.cpp, line 499
###!!! ASSERTION: Failed to get or create a toplevel widget!!: 
'widget', file nsWebBrowser.cpp, line 372
Break: at file nsWebBrowser.cpp, line 372
WARNING: NS_ENSURE_TRUE(NS_SUCCEEDED(rv)) failed, file 
nsWebBrowser.cpp, line 1357
WARNING: 
NS_ENSURE_TRUE(NS_SUCCEEDED(SetParentNativeWindow(aParentNativeWindow))) 
failed, file nsWebBrowser.cpp, line 1081
WARNING: NS_ENSURE_TRUE(!mDocShell && (mParentNativeWindow || 
mParentWidget)) failed, file nsWebBrowser.cpp, line 1091
WARNING: NS_ENSURE_TRUE(mDocShell) failed, file nsWebBrowser.cpp, line 795
###!!! ASSERTION: You can't dereference a NULL nsCOMPtr with 
operator->().: 'mRawPtr != 0', file 
../../../dist/include/xpcom/nsCOMPtr.h, line 711
Break: at file ../../../dist/include/xpcom/nsCOMPtr.h, line 711



Mac OS X 10.3.9 (Panther)
PowerBook G4

Any ideas?  Thanks!
-Michael