glew: Include X11 headers and libraries in SCons build.

Fixes Mac OS X SCons build.

diff --git a/src/glew/SConscript b/src/glew/SConscript
index 45375e0..4b5b5b8 100644 (file)
--- a/src/glew/SConscript
+++ b/src/glew/SConscript
@@ -15,6 +15,7 @@ if env['platform'] == 'windows':
         'user32', 
     ])
 else:
+    env.Tool('x11')
     env.PrependUnique(LIBS = [
         'GLU',
         'GL',