Index: uspace/lib/libc/generic/async.c
===================================================================
--- uspace/lib/libc/generic/async.c	(revision 4e739652767ec6bc58f3d27c494e3eb35f6aaa88)
+++ uspace/lib/libc/generic/async.c	(revision c4702804e4801803932dbca4eba3ef3e3e820c43)
@@ -528,5 +528,5 @@
 	list_initialize(&conn->msg_queue);
 	conn->callid = callid;
-	conn->close_callid = false;
+	conn->close_callid = 0;
 	
 	if (call)