--- src/io.c
+++ src/io.c
@@ -30,7 +30,7 @@
 /* FAT32, VFAT, Atari format support, and various fixes additions May 1998
  * by Roman Hodek <Roman.Hodek@informatik.uni-erlangen.de> */
 
-#define _LARGEFILE64_SOURCE
+//#define _LARGEFILE64_SOURCE
 #include <stdlib.h>
 #include <stdio.h>
 #include <string.h>