---
name: "io_check"
section: "3diet"
platform: "linux"
package: "libowfat-dev"
version: "0.28-2"
release: "Debian 6.0 (Squeeze)"
platforms: ["linux"]
url: "https://new.carta.tech/io_check/3diet"
---

# io\_check(3diet)

check for new readable or writable descriptors

## NAME

io\_check - check for new readable or writable descriptors

## SYNTAX

**#include \<io.h\>**

int64 **io\_check**();

## DESCRIPTION

io\_check is like io\_waituntil() with a deadline of now.

## SEE ALSO

[io\_wait(3)](/io_wait/3.md), [io\_waituntil(3)](/io_waituntil/3.md)