diff --git a/hw/xquartz/GL/indirect.c b/hw/xquartz/GL/indirect.c
index d9dc2a15b..c4999b5ff 100644
--- a/hw/xquartz/GL/indirect.c
+++ b/hw/xquartz/GL/indirect.c
@@ -135,12 +135,20 @@ struct __GLXAquaDrawable {
 static __GLXcontext *
 __glXAquaScreenCreateContext(__GLXscreen *screen,
                              __GLXconfig *conf,
-                             __GLXcontext *baseShareContext)
+                             __GLXcontext *baseShareContext,
+                             unsigned num_attribs,
+                             const uint32_t *attribs,
+                             int *error)
 {
     __GLXAquaContext *context;
     __GLXAquaContext *shareContext = (__GLXAquaContext *)baseShareContext;
     CGLError gl_err;
 
+    /* Unused (for now?) */
+    (void)num_attribs;
+    (void)attribs;
+    (void)error;
+
     GLAQUA_DEBUG_MSG("glXAquaScreenCreateContext\n");
 
     context = calloc(1, sizeof(__GLXAquaContext));