disable TiMidity_Config to avoid failure during startup
--- a/options.c
+++ b/options.c
@@ -723,7 +723,7 @@ void options_init ()
 	add_int  ("TiMidity_Bits", 16, CHECK_DISCRETE(2), 8, 16);
 	add_int  ("TiMidity_Channels", 2, CHECK_DISCRETE(2), 1, 2);
 	add_int  ("TiMidity_Volume", 100, CHECK_RANGE(1), 0, 800);
-	add_str  ("TiMidity_Config", NULL, CHECK_NONE);
+	add_str  ("TiMidity_Config", "no", CHECK_NONE);
 
 	add_int  ("SidPlay2_DefaultSongLength", 180,
 	                 CHECK_RANGE(1), 0, INT_MAX);