char response_code_str[4];
snprintf(response_code_str, sizeof response_code_str, "%ld", response_code);
char *respstart = strstr(response, response_code_str);
char response_code_str[4];
snprintf(response_code_str, sizeof response_code_str, "%ld", response_code);
char *respstart = strstr(response, response_code_str);