From 35d73ea41c552d80aa7386d1e12abe7c6821721c Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Thu, 1 May 2014 15:50:14 +0000
Subject: [PATCH] From Stephan Huber, fix for OSX build

---
 CMakeLists.txt | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2b344137c..c8b1c843e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -523,7 +523,7 @@ ENDIF()
 # Map the OSG_GL*_AVAILABLE settings to OpenGL header settings
 IF (OSG_GL3_AVAILABLE)
     IF (APPLE)
-        SET(OPENGL_HEADER1 "#include <OpenGL/OpenGL.h>" CACHE STRING "#include<> line for OpenGL Header")
+        SET(OPENGL_HEADER1 "#include <OpenGL/gl.h>" CACHE STRING "#include<> line for OpenGL Header")
         SET(OPENGL_HEADER2 "#include <OpenGL/gl3.h>" CACHE STRING "#include<> line for additional OpenGL Headers if required")
     ELSE()
 
@@ -549,7 +549,7 @@ ELSEIF(OSG_GLES1_AVAILABLE)
     ENDIF()
 ELSEIF(OSG_GLES2_AVAILABLE)
     IF (APPLE)
-        SET(OPENGL_HEADER1 "#include \"TargetConditiona2s.h\"" CACHE STRING "#include<> line for OpenGL Header")
+        SET(OPENGL_HEADER1 "#include \"TargetConditionals.h\"" CACHE STRING "#include<> line for OpenGL Header")
         SET(OPENGL_HEADER2 "#include <OpenGLES/ES2/gl.h>" CACHE STRING "#include<> line for additional OpenGL Headers if required")
     ELSE()
         SET(OPENGL_HEADER1 "#include <GLES2/gl2.h>" CACHE STRING "#include<> line for OpenGL Header")
@@ -557,7 +557,7 @@ ELSEIF(OSG_GLES2_AVAILABLE)
     ENDIF()
 ELSE()
     IF (APPLE)
-        SET(OPENGL_HEADER1 "#include <OpenGL/OpenGL.h>" CACHE STRING "#include<> line for OpenGL Header")
+        SET(OPENGL_HEADER1 "#include <OpenGL/gl.h>" CACHE STRING "#include<> line for OpenGL Header")
         SET(OPENGL_HEADER2 "" CACHE STRING "#include<> line for additional OpenGL Headers if required")
     ELSE()
         SET(OPENGL_HEADER1 "#include <GL/gl.h>" CACHE STRING "#include<> line for OpenGL Header")