Index: uspace/lib/c/include/ipc/common.h
===================================================================
--- uspace/lib/c/include/ipc/common.h	(revision efa3136385a610d2f83fa95aec41b40b7217ccb2)
+++ uspace/lib/c/include/ipc/common.h	(revision 808026296d66a63b501dc0af9d457077cd81e32b)
@@ -53,6 +53,4 @@
 } ipc_call_t;
 
-extern futex_t async_futex;
-
 #endif