From 9b9fc92768fe2be0d2ea235f8afa89abe42d5e17 Mon Sep 17 00:00:00 2001
From: Manolo Gouy <Manolo>
Date: Fri, 5 Aug 2016 17:07:15 +0000
Subject: [PATCH] Fix CMake building under Apple platform that used to set
 HAVE_GL_GLU_H to 0

On the Mac OS platform, file glu.h is not in a directory called GL.


git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@11863 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
---
 CMake/options.cmake | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/CMake/options.cmake b/CMake/options.cmake
index 11947326a..6a79aecc2 100644
--- a/CMake/options.cmake
+++ b/CMake/options.cmake
@@ -135,6 +135,9 @@ if(OPTION_USE_GL)
       set(OPENGL_LIBRARIES -L${PATH_TO_XLIBS} -lGLU -lGL)
    else()
       include(FindOpenGL)
+      if(APPLE)
+         set(HAVE_GL_GLU_H ${HAVE_OPENGL_GLU_H})
+      endif(APPLE)
    endif(OPTION_APPLE_X11)
 endif(OPTION_USE_GL)