From 0a35fa0aef8d984cd464029e482951aee2f195fa Mon Sep 17 00:00:00 2001
From: Kim Kulling <kimkulling@users.noreply.github.com>
Date: Thu, 1 Jun 2017 15:50:19 +0200
Subject: [PATCH] Update CMakeLists.txt

Build: Make windows headers much smaller.
---
 CMakeLists.txt | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 53585ccbb..1b3dbeb01 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -89,6 +89,10 @@ OPTION ( BUILD_DOCS
    OFF
 )
 
+if (WIN32)
+    add_definitions( -DWIN32_LEAN_AND_MEAN )
+endif()
+
 IF(MSVC)
   set (CMAKE_PREFIX_PATH "D:\\libs\\devil")
   OPTION( ASSIMP_INSTALL_PDB