$OpenBSD: patch-rdpsnd_libao_c,v 1.2 2011/04/21 11:07:33 jasper Exp $
--- rdpsnd_libao.c.orig	Mon Apr 18 08:21:57 2011
+++ rdpsnd_libao.c	Tue Apr 19 12:25:08 2011
@@ -71,6 +71,7 @@ libao_open(void)
 		default_driver = ao_default_driver_id();
 	}
 
+	memset(&format, 0, sizeof(format));
 	format.bits = 16;
 	format.channels = 2;
 	format.rate = 44100;
@@ -110,6 +111,7 @@ libao_set_format(RD_WAVEFORMATEX * pwfx)
 {
 	ao_sample_format format;
 
+	memset(&format, 0, sizeof(format));
 	format.bits = pwfx->wBitsPerSample;
 	format.channels = pwfx->nChannels;
 	format.rate = 44100;