--- libaitrpc/src/srv.c	2015/07/02 23:06:09	1.27.2.1
+++ libaitrpc/src/srv.c	2015/07/02 23:21:06	1.27.2.2
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@openbsd-bg.org>
 *
 * $Author: misho $
-* $Id: srv.c,v 1.27.2.1 2015/07/02 23:06:09 misho Exp $
+* $Id: srv.c,v 1.27.2.2 2015/07/02 23:21:06 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -1167,7 +1167,11 @@ end:
 static void *
 flushBLOB(sched_task_t *task)
 {
+#ifndef atomic_load_acq_ptr
 	uintptr_t sigArg = atomic_load_acq_ptr(&_glSigArg);
+#else
+	uintptr_t sigArg = *((volatile uintptr_t*) &_glSigArg);
+#endif
 	rpc_srv_t *srv = sigArg ? (void*) sigArg : TASK_ARG(task);
 	rpc_blob_t *b, *tmp;
 
@@ -1409,7 +1413,11 @@ rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)
 		/* disabled kqueue support in libaitsched */
 		struct sigaction sa;
 
+#ifndef atomic_store_rel_ptr
 		atomic_store_rel_ptr(&_glSigArg, (uintptr_t) srv);
+#else
+		*((volatile uintptr_t*) &_glSigArg) = (uintptr_t) srv;
+#endif
 
 		memset(&sa, 0, sizeof sa);
 		sigemptyset(&sa.sa_mask);