From e181d5412e6a70f070635d3b1da94f5284c24cc6 Mon Sep 17 00:00:00 2001
From: Miroslav Stampar <miroslav.stampar@gmail.com>
Date: Thu, 21 Apr 2011 17:33:07 +0000
Subject: [PATCH] fix for a bug reported by aboynes@gmail.com (@@datadir not
 available on MySQL 4)

---
 plugins/dbms/mysql/fingerprint.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/plugins/dbms/mysql/fingerprint.py b/plugins/dbms/mysql/fingerprint.py
index 08c3dfe29..411cc1c34 100644
--- a/plugins/dbms/mysql/fingerprint.py
+++ b/plugins/dbms/mysql/fingerprint.py
@@ -278,7 +278,7 @@ class Fingerprint(GenericFingerprint):
         infoMsg = "fingerprinting the back-end DBMS operating system"
         logger.info(infoMsg)
 
-        result = inject.checkBooleanExpression("'/'=(SELECT MID(@@datadir, 1, 1))")
+        result = inject.checkBooleanExpression("'W'=UPPER(MID(@@version_compile_os,1,1))")
 
         if result:
             kb.os = "Linux"