6146 seg_inherit_notsup is redundant

@@ -1853,20 +1853,10 @@
         }
         return (swap);
 }
 
 /*
- * General not supported function for segop_inherit
- */
-/* ARGSUSED */
-int
-seg_inherit_notsup(struct seg *seg, caddr_t addr, size_t len, uint_t op)
-{
-        return (ENOTSUP);
-}
-
-/*
  * segop wrappers
  */
 int
 segop_dup(struct seg *seg, struct seg *new)
 {