> checksum: Checksum SHA1 mismatch for gdk-pixbuf-0.22.0.tar.bz2
> ERROR: Make sure the Makefile and checksum file
> (/usr/pkgsrc/graphics/gdk-pixbuf
> /../gdk-pixbuf/distinfo)
> ERROR: are up to date.  If you want to override this check, type

Maybe delete that source distfile.

...
>  Of course the package was not cleaned.

After you setup the "locking" do a clean and clean-depends first before 
using. It has been awhile since I used it, but I seem to remember that 
cleaning was needed first.

  Jeremy C. Reed