r22582: Cleanups towards making winbind work again. We still have a long way to...

r22582: Cleanups towards making winbind work again.  We still have a long way to go, as this has bitrotted over the past months.

This change in particular catches winbind up with the next
composite_create() function.

We also needed to remove an unused flags field, and fill in the lm
response.

Andrew Bartlett
(This used to be commit bd26e4ffaf1c060fdc3aae28fd4393e83c5a83ea)