1  #ifndef SECP256K1_INT128_STRUCT_H
 2  #define SECP256K1_INT128_STRUCT_H
 3  
 4  #include <stdint.h>
 5  #include "util.h"
 6  
 7  typedef struct {
 8    uint64_t lo;
 9    uint64_t hi;
10  } secp256k1_uint128;
11  
12  typedef secp256k1_uint128 secp256k1_int128;
13  
14  #endif