sugar-jhbuild mozilla breakage.

Hi folks,

I haven't been able to run sugar-jhbuild on my 6.10 x86 edgy laptop for
the better part of a week now.  I've tried all the obvious stuff like
completely erasing the sugar-jhbuild tree and rerunning it.

make[2]: Entering directory
`/home/orospakr/olpc/sugar-jhbuild/source/mozilla/widget/src/xremoteclient'
c++ -o mozilla-xremote-client  -fno-rtti -fno-exceptions -Wall
-Wconversion -Wpointer-arith -Wcast-align -Woverloaded-virtual -Wsynth
-Wno-ctor-dtor-privacy -Wno-non-virtual-dtor -Wno-long-long -pedantic
-fshort-wchar -pthread -pipe  -DNDEBUG -DTRIMMED -O
mozilla-xremote-client.o XRemoteClient_standalone.o
-L../../../dist/bin -L../../../dist/lib -L../../../dist/lib -lplds4
-lplc4 -lnspr4 -lpthread -ldl  -lX11  -ldl -lm      
../../../dist/bin/libnspr4.so: undefined reference to `_PR_CleanupMW'
../../../dist/bin/libnspr4.so: undefined reference to `_PR_InitMW'
collect2: ld returned 1 exit status
make[2]: *** [mozilla-xremote-client] Error 1
make[2]: Leaving directory
`/home/orospakr/olpc/sugar-jhbuild/source/mozilla/widget/src/xremoteclient'
make[1]: *** [tier_50] Error 2
make[1]: Leaving directory
`/home/orospakr/olpc/sugar-jhbuild/source/mozilla'
make: *** [default] Error 2
*** error during stage build of mozilla: Error running make   ***
[22/33]

Regards,