diff --git a/platform/linux.rs b/platform/linux.rs
index ded889c..13f2c8f 100644
--- a/platform/linux.rs
+++ b/platform/linux.rs
@@ -125,7 +125,7 @@ type Bool = c_int;
 type Colormap = XID;
 type Drawable = c_uint;                 // compatible with Window
 type GC = *c_void;
-type GLXContext = *GLXContextOpaque;
+pub type GLXContext = *GLXContextOpaque;
 type GLXDrawable = c_uint;              // compatible with GLXPixmap
 type GLXPixmap = c_uint;                // compatible with GLXDrawable
 type Pixmap = c_uint;