Fixed patch generating compiler warning.
Fixed patch generating compiler warning.

darcs-hash:20080320103301-86a4e-a82547b9824bc6d93a98ce78553b79eeb0dc0897.gz

nqv/mupdf,nqv/mupdf,nqv/mupdf,nqv/mupdf,nqv/mupdf,nqv/mupdf