patch from M. Dolze to fix a potential problem with ia variant of hd44780

winamp wiring when using less than 3 displays

server/drivers/hd44780-winamp.c

@@ -137,7 +137,7 @@ lcdwinamp_HD44780_senddata (PrivateData *p, unsigned char displayID, unsigned ch
 	portControl |= p->backlight_bit;
 
 	if (displayID == 0)
-		enableLines = EnMask[0] | EnMask[1] | EnMask[2];
+		enableLines = EnMask[0] | EnMask[1] | (p->numDisplays==3 ? EnMask[2] : 0);
 	else
 		enableLines = EnMask[displayID - 1];