function fdatasyncSync
Usage in Deno
```typescript import { fdatasyncSync } from "node:node__fs.d.ts"; ```
fdatasyncSync(fd: number): void
Forces all currently queued I/O operations associated with the file to the
operating system's synchronized I/O completion state. Refer to the POSIX [`fdatasync(2)`](http://man7.org/linux/man-pages/man2/fdatasync.2.html) documentation for details. Returns `undefined`.
void