Index: uspace/lib/c/include/async.h
===================================================================
--- uspace/lib/c/include/async.h	(revision 93ad49a84b4c98526fa998394274bbd6c68b4f7d)
+++ uspace/lib/c/include/async.h	(revision 898e84788b1d147ab48122cb197b9910af5994b2)
@@ -96,9 +96,9 @@
 
 /** Forward declarations */
-struct _async_exch;
-struct _async_sess;
-
-typedef struct _async_sess async_sess_t;
-typedef struct _async_exch async_exch_t;
+struct async_exch;
+struct async_sess;
+
+typedef struct async_sess async_sess_t;
+typedef struct async_exch async_exch_t;
 
 extern atomic_t threads_in_ipc_wait;