Erro while compiling Espeak

[Hermann]

am Mi 05. M?r 2008 um 17:05:21 schrieb Jonathan Duddington <jsd at clara.co.uk>:
> > I tried to compile Espeak from the source, and got a lot of errors I 
> > send in an attached file.
> 
> Most of these are warning, which you can ignore.
[...] 
> The only real problem is at the end:
> "undefined reference to Pa_StreamActive"
> 
> This means that the linker can't find the Portaudio v18 library on your
> computer.  This may be because your computer has Portaudio v19 rather
> than v18, in which case try copying  portaudio18.h  to replace 
> portaudio.h  in the eSpeak src directory.
 
I did so, and no change occured.
I have both portaudio libraries installed on my machine. Should I 
uninstall libportaudio2?
Hermann