--- rxvt-unicode/src/optinc.h	2010/12/07 17:51:27	1.15
+++ rxvt-unicode/src/optinc.h	2014/07/29 13:50:05	1.16
@@ -64,4 +64,5 @@
 #else
  nodef(buffered)
 #endif
+ def(dockapp)