From 030706fdcd3a3fb9e1ebcfd38103dc2ab5e6a097 Mon Sep 17 00:00:00 2001
From: Nicholas Hastings <nshastings@gmail.com>
Date: Mon, 14 Sep 2015 09:54:46 -0400
Subject: [PATCH] Fix recent regression with finding engine ptr on CS:S, DoD:S,
 HL2:DM.

They are still only have engine v21, not yet v22 (let alone v23).
---
 core/provider/provider_ep2.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/core/provider/provider_ep2.cpp b/core/provider/provider_ep2.cpp
index 1173e03..c7c354e 100644
--- a/core/provider/provider_ep2.cpp
+++ b/core/provider/provider_ep2.cpp
@@ -114,6 +114,10 @@ void BaseProvider::Notify_DLLInit_Pre(CreateInterfaceFn engineFactory,
 	if (!engine)
 	{
 		engine = (IVEngineServer *)((engineFactory)("VEngineServer022", NULL));
+		if (!engine)
+		{
+			engine = (IVEngineServer *)((engineFactory)("VEngineServer021", NULL));
+		}
 	}
 #else
 	engine = (IVEngineServer *)((engineFactory)(INTERFACEVERSION_VENGINESERVER, NULL));