Ошибка компиляции firefox-1.5

[там ещё многа таких было]

Couldn't GC any strings, exiting.
Couldn't GC any strings, exiting.
Couldn't GC any strings, exiting.
Couldn't GC any strings, exiting.
nsGfxFactoryGTK.cpp: In function `nsresult 
   nsFontMetricsConstructor(nsISupports*, const nsIID&, void**)':
nsGfxFactoryGTK.cpp:109: warning: `nsIFontMetrics*result' might be used 
   uninitialized in this function
nsGfxFactoryGTK.cpp: In function `nsresult 
   nsFontEnumeratorConstructor(nsISupports*, const nsIID&, void**)':
nsGfxFactoryGTK.cpp:155: error: `nsIFontEnumerator' undeclared (first use this 
   function)
nsGfxFactoryGTK.cpp:155: error: (Each undeclared identifier is reported only 
   once for each function it appears in.)
nsGfxFactoryGTK.cpp:155: error: `result' undeclared (first use this function)
gmake[4]: *** [nsGfxFactoryGTK.o] Error 1
gmake[3]: *** [libs] Error 2
gmake[2]: *** [libs] Error 2
gmake[1]: *** [tier_9] Error 2
make: *** [default] Error 2


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Немогу понять чего хочет?