CString CIRCSock::GetISupport(const CString& sKey,
                              const CString& sDefault) const {
    MCString::const_iterator i = m_mISupport.find(sKey.AsUpper());
    if (i == m_mISupport.end()) {
        return sDefault;
    } else {
        return i->second;
    }
}
CString CIRCSock::GetISupport(const CString& sKey,
                              const CString& sDefault) const {
    MCString::const_iterator i = m_mISupport.find(sKey.AsUpper());
    if (i == m_mISupport.end()) {
        return sDefault;
    } else {
        return i->second;
    }
}