Index: uspace/lib/libc/include/ipc/ipc.h
===================================================================
--- uspace/lib/libc/include/ipc/ipc.h	(revision 42742c5a9c4daa815f9a9127c69040aed0d194e0)
+++ uspace/lib/libc/include/ipc/ipc.h	(revision 561db3f87662526e5b14ca49efc6c1229d0a8a2b)
@@ -247,6 +247,9 @@
     ipcarg_t, ipcarg_t, void *, ipc_async_callback_t, int);
 
+#define IPC_FLAG_BLOCKING  0x01
+
 extern int ipc_connect_to_me(int, int, int, int, ipcarg_t *);
 extern int ipc_connect_me_to(int, int, int, int);
+extern int ipc_connect_me_to_blocking(int, int, int, int);
 extern int ipc_hangup(int);
 extern int ipc_register_irq(int, int, int, irq_code_t *);
Index: uspace/lib/libc/include/ipc/services.h
===================================================================
--- uspace/lib/libc/include/ipc/services.h	(revision 42742c5a9c4daa815f9a9127c69040aed0d194e0)
+++ uspace/lib/libc/include/ipc/services.h	(revision 561db3f87662526e5b14ca49efc6c1229d0a8a2b)
@@ -31,6 +31,6 @@
  */
 /**
- * @file	services.h
- * @brief	List of all known services and their codes.
+ * @file  services.h
+ * @brief List of all known services and their codes.
  */