--- rxvt-unicode/src/rxvttoolkit.h	2008/01/23 05:59:30	1.42
+++ rxvt-unicode/src/rxvttoolkit.h	2008/01/26 10:15:20	1.44
@@ -220,7 +220,7 @@
 {
   event_vec<xevent_watcher> xw;
 
-  ev::prepare flush_ev; void flush_cb (ev::prepare &w, int revents);
+  ev::idle flush_ev; void flush_cb (ev::idle &w, int revents);
   ev::io      x_ev    ; void x_cb     (ev::io      &w, int revents);
 
 #ifdef USE_XIM
@@ -334,8 +334,7 @@
   bool is_opaque () const
   {
 #if XFT
-    //TODO: only supports 24 bit truecolour
-    return c.color.alpha < 0xff00;
+    return c.color.alpha == rgba::MAX_CC;
 #else
     return 1;
 #endif