Teach the groveler to print cstruct types which are lists of symbols.
Teach the groveler to print cstruct types which are lists of symbols.

This means that forms such as the following are allowed:

(cstruct foo "struct foo"
  (mybar "mybar" :type (:struct bar)))

stassats/cffi,dkochmanski/cffi,3b/cffi,mcna/cffi,cffi/cffi,dkochmanski/cffi,attila-lendvai/cffi,mcna/cffi,stassats/cffi,3b/cffi,cffi/cffi,cffi/cffi,stassats/cffi,dkochmanski/cffi,attila-lendvai/cffi,3b/cffi