Part 2.

src/device/cassette.c

@@ -45,6 +45,7 @@ pc_cassette_t *cassette;
 
 char          cassette_fname[512];
 char          cassette_mode[512];
+char *        cassette_image_history[CASSETTE_IMAGE_HISTORY];
 unsigned long cassette_pos;
 unsigned long cassette_srate;
 int           cassette_enable;