Hello,
I released an updated version of lashstudio module.
It works with puppy 431 retro variants (k2.6.25 and k2.6.21).
It includes: jack-0.118.0, muse sequencer 1.0 with dssi support,
zynaddsubfx-2.4.0, fluidsynth-1.1.1, jack-mixer-8 and much more....
downlod it here
http://sourceforge.net/projects/lashstudio/
marius