[texhax] support

[Raffaele Cotza]

I have a Mac with OS Leopard and the TexShop.
I am triyng to run the examples downloaded from the main of PSTricks  web site.
Thiss is the message I receive :
This is pdfTeXk, Version 3.1415926-1.40.9 (Web2C 7.5.7)
 \write18 enabled.
 ./pstricks.tex:69: I can't find file `pst-fp.tex'.
<to be read again> 
                   \def 
l.69 \def
         \fileversion{2.20}
(Press Enter to retry, or Control-D to exit)
Please type another input file name: 

Hw I can resoud this problem ?
Thankyou  for the attention.

Sincerely 
Raffaele Cotza
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