---
name: "RtlInitializeCriticalSection"
section: "3w"
platform: "linux"
package: "libwine-dev"
version: "1.4.1-4"
release: "Debian 7 (Wheezy)"
platforms: ["linux"]
url: "https://new.carta.tech/RtlInitializeCriticalSection"
---

# RtlInitializeCriticalSection(3w)

## NAME

**RtlInitializeCriticalSection** (NTDLL.@)

## SYNOPSIS

NTSTATUS RtlInitializeCriticalSection\
  (\
   RTL\_CRITICAL\_SECTION\* *crit*\
  )

## DESCRIPTION

Initialises a new critical section.

## PARAMS

*crit* **\[Out\]**  Critical section to initialise.

## RETURNS

**STATUS\_SUCCESS**.

## SEE

RtlInitializeCriticalSectionEx(), RtlInitializeCriticalSectionAndSpinCount(), **[RtlDeleteCriticalSection(3w)](/RtlDeleteCriticalSection/3w.md)**, RtlEnterCriticalSection(), **[RtlLeaveCriticalSection(3w)](/RtlLeaveCriticalSection/3w.md)**, RtlTryEnterCriticalSection(), **[RtlSetCriticalSectionSpinCount(3w)](/RtlSetCriticalSectionSpinCount/3w.md)**

## IMPLEMENTATION

Declared in **"winternl.h"**.

Implemented in **"dlls/ntdll/critsection.c"**.

Debug channel **"ntdll"**.