System/CPUTime.hs hsc2hs-inplace error

hi!

i tried to install 6.4 from source. 6.2 is installed as binary. configure 
defaults.
(everything found exept doc convertion und openal)

everything works well up to:

make[1]: Entering directory `/home/armin/ghc-6.4/libraries'
------------------------------------------------------------------------
===fptools== Recursively making `boot' in base haskell98 template-haskell unix 
Cabal parsec haskell-src network QuickCheck HUnit mtl fgl X11 HGL OpenGL GLUT 
OpenAL stm readline ...
PWD = /home/armin/ghc-6.4/libraries
------------------------------------------------------------------------
------------------------------------------------------------------------
==fptools== make boot -wr;
 in /home/armin/ghc-6.4/libraries/base
------------------------------------------------------------------------
../../ghc/utils/hsc2hs/hsc2hs-inplace -Iinclude -I../../ghc/includes -I.    
System/CPUTime.hsc
make[2]: *** [System/CPUTime.hs] Error 127
make[1]: *** [boot] Error 1
make[1]: Leaving directory `/home/armin/ghc-6.4/libraries'
make: *** [build] Error 1

any ideas, should i send mor info?

Thanks,
        Armin
--
armin@xxxxxxx                        pgp public key on request        CU