function getSystemErrorMap
Usage in Deno
```typescript import { getSystemErrorMap } from "node:node__util.d.ts"; ```
getSystemErrorMap(): Map<number, [string, string]>
> [!WARNING] Deno compatibility
> This symbol is currently not supported.
Returns a Map of all system error codes available from the Node.js API.
The mapping between error codes and error names is platform-dependent.
See `Common System Errors` for the names of common errors.
```js
fs.access('file/that/does/not/exist', (err) => {
const errorMap = util.getSystemErrorMap();
const name = errorMap.get(err.errno);
console.error(name); // ENOENT
});
```
Map<number, [string, string]>