*aDefaultIdentity = m_defaultIdentity; return NS_OK;
if (idsupports) { rv = idsupports->QueryInterface(NS_GET_IID(nsIMsgIdentity), (void **)aDefaultIdentity); NS_RELEASE(idsupports); } return rv;
nsMsgAccount::GetDefaultIdentity(nsIMsgIdentity * *aDefaultIdentity){  if (!aDefaultIdentity) return NS_ERROR_NULL_POINTER;  if (!m_defaultIdentity) return NS_ERROR_NULL_POINTER;    *aDefaultIdentity = m_defaultIdentity;  return NS_OK;}