$OpenBSD: patch-mixctl_h,v 1.2 2002/04/11 19:12:58 tdeval Exp $
--- mixctl.h.orig	Sat Sep  5 17:11:33 1998
+++ mixctl.h	Mon Feb  5 19:08:10 2001
@@ -21,6 +21,9 @@
 #ifdef __FreeBSD__
 #include <machine/soundcard.h>
 #endif
+#ifdef __OpenBSD__
+#include <soundcard.h>
+#endif
 #ifdef __linux__
 #include <linux/soundcard.h>
 #endif
@@ -31,7 +34,7 @@
    MixCtl(char *dname){
       device=(char *)malloc(sizeof(char)*(strlen(dname)+1));
       strcpy(device,dname);
-      if(mixfdopen=(mixfd=open(device,O_RDONLY | O_NONBLOCK))!=-1){
+      if(mixfdopen=(mixfd=open(device,O_RDWR | O_NONBLOCK))!=-1){
          nrdevices=SOUND_MIXER_NRDEVICES;
          char *devnames[]=SOUND_DEVICE_NAMES;
          char *devlabels[]=SOUND_DEVICE_LABELS;