diff --git a/srcpkgs/allegro4/patches/mesa10-uncompat.patch b/srcpkgs/allegro4/patches/mesa10-uncompat.patch
new file mode 100644
index 0000000000..ae1aa4440e
--- /dev/null
+++ b/srcpkgs/allegro4/patches/mesa10-uncompat.patch
@@ -0,0 +1,22 @@
+Mesa<=10.0.1 removed the GLXContextID from glx.h and it has been re-added since:
+
+http://cgit.freedesktop.org/mesa/mesa/commit/?id=f425d56ba41382be04366d011536ee78a03a2f33
+
+For now, use the same type (XID) than GLXContextID; we can remove this patch
+once mesa-10 contains the above commit.
+
+	-- xtraeme
+
+--- addons/allegrogl/include/allegrogl/GLext/glx_ext_api.h.orig	2014-01-05 09:08:26.796542194 +0100
++++ addons/allegrogl/include/allegrogl/GLext/glx_ext_api.h	2014-01-05 09:08:46.115682136 +0100
+@@ -59,8 +59,8 @@ AGL_API(void, DestroyGLXVideoSourceSGIX,
+ /* GLX_EXT_import_context */
+ AGL_API(Display *, GetCurrentDisplayEXT, (void))
+ AGL_API(int, QueryContextInfoEXT, (Display *, GLXContext, int, int *))
+-AGL_API(GLXContextID, GetContextIDEXT, (const GLXContext))
+-AGL_API(GLXContext, ImportContextEXT, (Display *, GLXContextID))
++AGL_API(XID, GetContextIDEXT, (const GLXContext))
++AGL_API(GLXContext, ImportContextEXT, (Display *, XID))
+ AGL_API(void, FreeContextEXT, (Display *, GLXContext))
+ #endif
+ 
diff --git a/srcpkgs/allegro4/template b/srcpkgs/allegro4/template
index 3b5ab5b69a..6c50538bc7 100644
--- a/srcpkgs/allegro4/template
+++ b/srcpkgs/allegro4/template
@@ -25,5 +25,6 @@ allegro4-devel_package() {
 		vmove usr/bin/allegro-config
 		vmove "usr/lib/*.a"
 		vmove "usr/lib/*.so"
+		vmove usr/lib/pkgconfig
 	}
 }