added glActiveStencilFaceEXT
diff --git a/progs/util/extfuncs.h b/progs/util/extfuncs.h
index f5ea5fe..13067cd 100644
--- a/progs/util/extfuncs.h
+++ b/progs/util/extfuncs.h
@@ -56,6 +56,8 @@
static PFNGLGENVERTEXARRAYSAPPLEPROC glGenVertexArraysAPPLE_func = NULL;
static PFNGLISVERTEXARRAYAPPLEPROC glIsVertexArrayAPPLE_func = NULL;
+/* GL_EXT_stencil_two_side */
+static PFNGLACTIVESTENCILFACEEXTPROC glActiveStencilFaceEXT_func = NULL;
static void
@@ -114,5 +116,7 @@
glGenVertexArraysAPPLE_func = (PFNGLGENVERTEXARRAYSAPPLEPROC) glutGetProcAddress("glGenVertexArraysAPPLE");
glIsVertexArrayAPPLE_func = (PFNGLISVERTEXARRAYAPPLEPROC) glutGetProcAddress("glIsVertexArrayAPPLE");
+ /* GL_EXT_stencil_two_side */
+ glActiveStencilFaceEXT_func = (PFNGLACTIVESTENCILFACEEXTPROC) glutGetProcAddress("glActiveStencilFaceEXT");
}