More fields to struct "options"

(opt_c, opt_d, opt_A)
diff --git a/debug.c b/debug.c
index 4353edc..c31a9a9 100644
--- a/debug.c
+++ b/debug.c
@@ -11,7 +11,7 @@
 	char buf[1024];
 	va_list args;
 
-	if (opt_d < level) {
+	if (options.debug < level) {
 		return;
 	}
 	va_start(args, fmt);