rsize            1908 ext/oci8/oci8.c 		size_t rsize = 0;
rsize            1911 ext/oci8/oci8.c 		PHP_OCI_CALL_RETURN(result, OCINlsEnvironmentVariableGet, (&charsetid_nls_lang, 0, OCI_NLS_CHARSET_ID, 0, &rsize));