shithub: qk1

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snd (plan9): remove sndstop entirely, it's more work to make it work and no use anyway

--- a/snd_plan9.c

+++ b/snd_plan9.c

@@ -29,21 +29,12 @@

 void

 sndstop(void)

 {

-	if(ach != nil){

-		qlock(&alock);

-		mixbuf = nil;

-		sendul(ach, 0);

-		qunlock(&alock);

-		ach = nil;

-	}

-	close(afd);

-	afd = -1;

 }

 void

 sndwrite(uchar *buf, long sz)

 {

-	if(afd < 0 && sndopen() < 0)

+	if(afd < 0)

 		return;

 	if(ach == nil){

 		ach = chancreate(sizeof(ulong), 0);