--- ../xmmix-1.2/Imakefile	Sun Jul 14 19:48:56 1996
+++ ./Imakefile	Fri Oct 24 23:34:17 1997
@@ -43,7 +43,7 @@
  * #include "Motif.tmpl"
  * #include "Motif.rules"
  */
-LOCAL_LIBRARIES= XmClientLibs
+LOCAL_LIBRARIES= -lXm -lXt -lX11 -lossaudio
 
 
 /*
--- ../xmmix-1.2/appenv.h	Sun Jul 14 19:48:59 1996
+++ ./appenv.h	Fri Oct 24 23:33:47 1997
@@ -59,7 +59,13 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <sys/ioctl.h>
+#ifdef __NetBSD__
+#include <soundcard.h>
+/* Ensure we SIGIO */
+#undef _POSIX_SOURCE
+#else
 #include <sys/soundcard.h>
+#endif
 #include <stdlib.h>
 #include <stdio.h>
 #include <errno.h>
--- ../xmmix-1.2/main.c	Thu Nov  7 17:01:43 1996
+++ ./main.c	Mon Aug 11 23:12:51 1997
@@ -159,7 +159,7 @@
 	post_realize_config(&widgets);
 
 	/* Register callback routines */
-	register_callbacks(&widgets);
+	register_callbacks(&widgets, app);
 
 	/* Initialize screen controls */
 	mx_start(&widgets);
--- ../xmmix-1.2/mixer.c	Thu Nov  7 17:00:26 1996
+++ ./mixer.c	Mon Aug 11 23:20:15 1997
@@ -104,6 +104,14 @@
  ***********************/
 
 
+#ifdef __NetBSD__
+void
+mxchg(int sig)
+{
+	deliverSIGIO();
+}
+#endif
+
 /*
  * do_ioctl
  *	Perform ioctl command.  If file is not yet open or if we
@@ -681,11 +689,13 @@
 	/* Query sound driver version */
 	if ((fp = fopen("/dev/sndstat", "r")) == NULL) {
 		if (!app_data.demo) {
+#ifndef __NetBSD__
 			fprintf(errfp, "%s: %s: %s\n",
 				PROGNAME,
 				"Cannot open /dev/sndstat",
 				"assuming pre-3.0 sound driver.");
 			maxdevs = MAXDEVS_V2;
+#endif
 		}
 		return;
 	}
@@ -915,6 +925,7 @@
 mx_start(widgets_t *m)
 {
 	char	msg[256];
+	int one = 1;
 
 	if (app_data.autoload != NULL && app_data.autoload[0] != '\0' &&
 	    strcmp(app_data.autoload, "/dev/null") != 0) {
@@ -930,6 +941,14 @@
 		}
 	}
 
+#if defined(__NetBSD__)
+	signal(SIGIO, mxchg);
+	ioctl(dev_fd, FIOASYNC, &one);
+#endif
+
+	/* Query hardware mixer settings */
+	mx_queryhw(&widgets);
+
 	/* Update screen controls to match current status */
 	mx_updctl(m);
 }
@@ -1531,6 +1550,22 @@
 	if (p->reason != XmCR_FOCUS || form == (Widget) NULL)
 		return;
 
+	/* Query hardware mixer settings */
+	mx_queryhw(&widgets);
+
+	/* Update screen controls */
+	mx_updctl(&widgets);
+}
+
+
+/*
+ * mx_change
+ *	Mixer device has changed
+ */
+/*ARGSUSED*/
+void
+mx_change(XtPointer client_data)
+{
 	/* Query hardware mixer settings */
 	mx_queryhw(&widgets);
 
--- ../xmmix-1.2/mixer.h	Sun Jul 14 19:49:04 1996
+++ ./mixer.h	Mon Aug 11 23:19:17 1997
@@ -78,6 +78,7 @@
 extern void	mx_fsok_btn(Widget, XtPointer, XtPointer);
 extern void	mx_fscancel_btn(Widget, XtPointer, XtPointer);
 extern void	mx_focuschg(Widget, XtPointer, XtPointer);
+extern void	mx_change(XtPointer);
 
 #endif	/* __MIXER_H__ */
 
--- ../xmmix-1.2/widget.c	Sun Jul 14 19:49:09 1996
+++ ./widget.c	Sat Oct 25 00:24:43 1997
@@ -973,6 +973,10 @@
 	delw = XmInternAtom(display, "WM_DELETE_WINDOW", False);
 }
 
+static XtSignalId sigid;
+void deliverSIGIO() {
+	XtNoticeSignal(sigid);
+}
 
 /*
  * register_callbacks
@@ -985,7 +989,7 @@
  *	Nothing
  */
 void
-register_callbacks(widgets_t *m)
+register_callbacks(widgets_t *m, XtAppContext app)
 {
 	int	i;
 
@@ -1126,6 +1130,15 @@
 		XmNfocusCallback,
 		(XtCallbackProc) mx_focuschg, (XtPointer) m->form
 	);
+
+#ifdef __NetBSD__
+	/*
+	 * Mixer SIGIO change callback
+	 */
+	sigid = XtAppAddSignal(app,
+		(XtSignalCallbackProc) mx_change, (XtPointer) 0
+	);
+#endif
 
 	/*
 	 * Install WM_DELETE_WINDOW handler
--- ../xmmix-1.2/widget.h	Sun Jul 14 19:49:10 1996
+++ ./widget.h	Mon Aug 11 23:13:43 1997
@@ -119,7 +119,7 @@
 extern void	widget_init(widgets_t *);
 extern void	create_widgets(widgets_t *);
 extern void	post_realize_config(widgets_t *);
-extern void	register_callbacks(widgets_t *);
+extern void	register_callbacks(widgets_t *, XtAppContext);
 
 #endif /* __WIDGET_H__ */