CHK_ERR_WIN32A(ERROR_CTX_CLOSE_PENDING) CHK_ERR_WIN32A(ERROR_CTX_NO_OUTBUF) CHK_ERR_WIN32A(ERROR_CTX_MODEM_INF_NOT_FOUND) CHK_ERR_WIN32A(ERROR_CTX_INVALID_MODEMNAME) CHK_ERR_WIN32A(ERROR_CTX_MODEM_RESPONSE_ERROR) CHK_ERR_WIN32A(ERROR_CTX_MODEM_RESPONSE_TIMEOUT) CHK_ER...