refpropcmd_proph
if (com[i].refpropcmd_proph == 0)
(void) ptree_delete_prop(com[i].refpropcmd_proph);
(void) ptree_destroy_prop(com[i].refpropcmd_proph);
command->refpropcmd_proph = 0;
command->refpropcmd_proph = proph;