double ntohd(double net_double) {
        union {
      unsigned int words[2];
      }
        conv_rec;
        int i;
        conv_rec.words[0] = (__extension__ ({
      register unsigned int __v, __x = (conv_rec.words[0]);
      if (__builtin_constant_p (__x)) __v = ((((__x) & 0xff000000) >> 24) | (((__x) & 0x00ff0000) >> 8) | (((__x) & 0x0000ff00) << 8) | (((__x) & 0x000000ff) << 24));
      else __asm__ ("rorw $8, %w0;" "rorl $16, %0;" "rorw $8, %w0" : "=r" (__v) : "0" (__x) : "cc");
      __v;
      }
       ));
        for (i=0;
        i<= 3;
        i++) {
      }
        }