Bugfixes

src/cd_check_read_toc.c

@@ -12,7 +12,8 @@ static inline void die(int code, const char* message){
 }
 
 int main(){
-    register int fd, i;
+    register int fd;
+    register unsigned char i;
     struct cdrom_tochdr toc_hdr;
     struct cdrom_tocentry toc_entry;