#include "pushy.h"
#include <stdlib.h>
typedef struct{unode un; unode* late;} onceS;
static void onceler(unode* pu){
  onceS* p = (onceS*) pu;
  unode* dn = p->late;
  free((void*) pu);
  (dn->code)(dn);}
unode* conce(unode*** pp){
  onceS* o = (onceS*)malloc(sizeof(onceS));
  o->un = (unode){onceler, 0};
  *pp = &o->late;
  return &o->un;}