1  typedef struct {
       2      unsigned nargs;
       3  } ffi_cif;
       4  typedef struct {
       5      char tramp[24];
       6      ffi_cif *cif;
       7  } ffi_closure;
       8  extern void *memcpy (void *, const void *, __SIZE_TYPE__);
       9  extern void ffi_closure_LINUX64 (void);
      10  
      11  int
      12  ffi_prep_closure_loc (ffi_closure *closure, ffi_cif *cif)
      13  {
      14    void **tramp = (void **) &closure->tramp[0];
      15  
      16    memcpy (tramp, (char *) ffi_closure_LINUX64, 16);
      17    closure->cif = cif;
      18  
      19    return 0;
      20  }