static void version_command(const char *command_name, int major_version, int minor_version)
{
std::cout << command_name << " " << major_version << "." << minor_version << std::endl;
static void version_command(const char *command_name, int major_version, int minor_version)
{
std::cout << command_name << " " << major_version << "." << minor_version << std::endl;