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

# SysFreeString(3w)

## NAME

**SysFreeString** (OLEAUT32.6)

## SYNOPSIS

void SysFreeString\
  (\
   BSTR *str*\
  )

## DESCRIPTION

Free a **BSTR**.

## PARAMS

*str* **\[In\]**  **BSTR** to free.

## RETURNS

Nothing.

## NOTES

See **[BSTR(3w)](/BSTR/3w.md)**. *str* may be **NULL**, in which case this function does nothing.

## IMPLEMENTATION

Declared in **"oleauto.h"**.

Implemented in **"dlls/oleaut32/oleaut.c"**.

Debug channel **"ole"**.