Function unsetenv

cpp/src/connect_config_test.cpp:65–72

    }

    void unsetenv(const char* var) {
        int len = strlen(var);
        char* buff = new char[len+1];
        strcpy(buff, var);
        strcpy(buff+len, "=");
        _putenv(buff);
        delete [] buff;
    }
}

#endif