---
name: "SystemFunction030"
section: "3w"
platform: "linux"
package: "libwine-dev"
version: "1.4.1-4"
release: "Debian 7 (Wheezy)"
platforms: ["linux"]
url: "https://new.carta.tech/SystemFunction030"
---

# SystemFunction030(3w)

## NAME

**SystemFunction030** (ADVAPI32.@)

## SYNOPSIS

BOOL SystemFunction030\
  (\
   LPCVOID *b1*,\
   LPCVOID *b2*\
  )

## DESCRIPTION

Tests if two blocks of **16** bytes are equal.

## PARAMS

*b1*,*b2* **\[In\]**  block of **16** bytes.

## RETURNS

**TRUE** if blocks are the same **FALSE** if blocks are different

## IMPLEMENTATION

Not declared in a Wine header. The function is either undocumented, or missing from Wine.

Implemented in **"dlls/advapi32/crypt.c"**.

Debug channel **"crypt"**.