Declarative debugging available without declarative module and without debug

My configure string:
./configure -prefix ~/code/QtEmbedded-4.7.0-x86 -opensource -embedded x86_64 -qvfb -no-largefile -no-qt3support -no-glib -no-accessibility -no-exceptions -no-javascript-jit -no-declarative -nomake demos -nomake examples -silent -no-kbd-tty -no-kbd-linuxinput

Configure summary:

Debug .................. no
Qt 3 compatibility ..... no
QtDBus module .......... no
QtConcurrent code ...... yes
QtGui module ........... yes
QtScript module ........ yes
QtScriptTools module ... yes
QtXmlPatterns module ... no
Phonon module .......... no
Multimedia module ...... auto
SVG module ............. yes
WebKit module .......... yes
JavaScriptCore JIT ..... no
Declarative module ..... no
Declarative debugging ...yes

Pay attention to the

Debug .................. no
...
Declarative module ..... no
Declarative debugging ...yes