anchor.diff:  
   ;;;# Callbacks
   
  -;; defun-c-callback vs. defun-direct-c-callback?
  -;; same issue as Allegro, no return type declaration, should we coerce?
  +;;; defun-c-callback vs. defun-direct-c-callback?
  +;;; same issue as Allegro, no return type declaration, should we coerce?
   (defmacro %defcallback (name rettype arg-names arg-types body-form)
     (declare (ignore rettype))
     (with-unique-names (cb-sym)
  
positive.code: ;;; OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  ;;; DEALINGS IN THE SOFTWARE.
  ;;;
  
  ;;;# Administrivia
  
  
negative.code: 
  ;;;# Dereferencing
  
  ;;; According to the docs, Corman's C Function Definition Parser
  ;;; converts int to long, so we'll assume that.
  (defun convert-foreign-type (type-keyword)
    "Convert a CFFI type keyword to a CormanCL type."
    (ecase type-keyword
  