(defagentvalueprim :color)
(defsimpleprim '(:clear-all :ca) :command clnl-nvm:clear-all)
(defsimpleprim :count :reporter clnl-nvm:count)
-(defsimpleprim :crt :command clnl-nvm:create-turtles)
+(defprim '(:crt :create-turtles) :command (lambda (num &optional fn) `(clnl-nvm:create-turtles ,num nil ,fn)))
(defsimpleprim :die :command clnl-nvm:die)
(defsimpleprim :display :command clnl-nvm:display)
(defsimpleprim :fd :command clnl-nvm:forward)