[0.89.3] fix RT scheduling error message

git-svn-id: svn+ssh://jackaudio.org/trunk/jack@547 0c269be4-1314-0410-8aa9-9f06e86f4224

configure.in

@@ -15,7 +15,7 @@ dnl                 changes are made
 dnl ---
 JACK_MAJOR_VERSION=0
 JACK_MINOR_VERSION=89
-JACK_MICRO_VERSION=2
+JACK_MICRO_VERSION=3
 
 dnl ---
 dnl HOWTO: updating the jack protocal version

libjack/client.c

@@ -700,7 +700,7 @@ jack_acquire_real_time_scheduling (pthread_t thread, int priority)
 	if ((x = pthread_setschedparam (thread, SCHED_FIFO, &rtparam)) != 0) {
 		jack_error ("cannot use real-time scheduling (FIFO/%d) "
 			    "(%d: %s)", rtparam.sched_priority, x,
-			    strerror (errno));
+			    strerror (x));
 		return -1;
 	}
         return 0;