Index: uspace/lib/c/include/async.h
===================================================================
--- uspace/lib/c/include/async.h	(revision 17aca1c1f6f00b4b526e475b7eead4405501c16b)
+++ uspace/lib/c/include/async.h	(revision 8bf1eebe1f3f8f9cac48e293a8fc8895174aca1a)
@@ -340,4 +340,5 @@
 	    (arg4), (answer))
 
+extern aid_t async_data_read(int, void *, size_t, ipc_call_t *);
 extern int async_data_read_start(int, void *, size_t);
 extern bool async_data_read_receive(ipc_callid_t *, size_t *);