---
name: "match_futex"
section: "9"
platform: "linux"
package: "linux-manual-4.9"
version: "4.9.228-1"
release: "Debian 9 (Stretch)"
platforms: ["linux"]
url: "https://new.carta.tech/match_futex"
---

# match\_futex(9)

Check whether two futex keys are equal

## NAME

match\_futex - Check whether two futex keys are equal

## SYNOPSIS

**int match\_futex(union futex\_key \*** *key1***, union futex\_key \*** *key2***);**

## ARGUMENTS

*key1*

Pointer to key1

*key2*

Pointer to key2

## DESCRIPTION

Return 1 if two futex\_keys are equal, 0 otherwise.

## AUTHOR

**Rusty Russell** \<rusty@rustcorp.com.au\>

Author.

## COPYRIGHT