Fixed a SIGFPE with formatting via libburner

cdrskin/cdrskin_timestamp.h

@@ -1 +1 @@
-#define Cdrskin_timestamP "2007.01.08.104407"
+#define Cdrskin_timestamP "2007.01.09.140302"

libburn/drive.c

@@ -489,7 +489,7 @@ void burn_disc_format_sync(struct burn_drive *d, off_t size, int flag)
 #ifdef Libburn_format_ignore_sizE
 	size = 0;
 #else
-	stages = 2 * (flag & 1);
+	stages = 1 + (flag & 1);
 #endif
 
 	d->cancel = 0;