Some discussion here
http://ubuntuforums.org/showthread.php?t=1857808&page=7
might help.

I'm working with the 32-bit version, so I don't expect what was provided would be relevant. I installed the devx package on my system, and am completely at home compiling things in the Debian world, so I'd be able to take a whack at compiling those 2 pieces for myself. Just don't know what the drill...

Continuing here from http://www.murga-linux.com/puppy/viewtopic.php?search_id=581956682&t=101238 as requested The PPD for my printer contains the line *cupsFilter: "application/vnd.cups-raster 0 hpcups" so that's why hpcups is invoked. In an Ubuntu client, hpcups is in /usr/lib/cups/fi...

I'm in the same boat for a 32-bit cups client connecting to an HP Photosmart printer. Installed the appropriate PPD definition, but cups can't find the hpcups filter. I can't find hplip in QPM, so I'm curious how you sourced one. Otherwise, I'll try to figure out if there's something useful with gho...

Using Precise 5.4.3 in VBox 4.2.6 with guest additions, a solution appears to be to disable mouse integration for the Puppy VM with VBoxManage modifyvm "your-vm-name" --mouse ps2 HostKey-I will let you toggle moving the cursor in or out of the captured state. You can resize the VMs window ...

Unfortunately, Barry's got more pressing things on his mind at the moment.
See http://bkhome.org/blog/?viewCat=General

Guy