From 903b37d82b46bee9050d911e81235c4d4d25e4e2
From: Michael Forney <mforney@mforney.org>
Date: Mon, 15 Feb 2021 09:42:11 +0000
Subject: games/snes: use enum constants KON and ENDX instead of their values

diff 909e181a497074c52e0be927c007cb6b6d66fc8c 903b37d82b46bee9050d911e81235c4d4d25e4e2
--- a/sys/src/games/snes/dsp.c	Mon Feb 15 01:40:11 2021
+++ b/sys/src/games/snes/dsp.c	Mon Feb 15 01:42:11 2021
@@ -124,10 +124,10 @@
 	if(p >= 0x80)
 		return;
 	switch(p){
-	case 0x4c:
+	case KON:
 		dsp[NEWKON] = v;
 		break;
-	case 0x7c:
+	case ENDX:
 		v = 0;
 		break;
 	}