wireshark/cmake/modules/Check64BitFormat.c.in

#include <stdio.h>
#define LENGTH 16
int main(int ac, char*av[]){
  unsigned long long t = 1;
  char strbuf[LENGTH+1] = {0};
  sprintf(strbuf, "%016@FORMAT@x", t << 32);
  if (strcmp(strbuf, "0000000100000000") == 0){
    exit(0);
  } else {
    exit(1);
  }
}