diff --git a/config.h b/config.h
index b82014c..f9a8b52 100644
--- a/config.h
+++ b/config.h
@@ -130,7 +130,7 @@
 /* #undef WORDS_BIGENDIAN */
 
 /* Number of bits in a file offset, on hosts where this is settable. */
-#define _FILE_OFFSET_BITS 64
+/* #define _FILE_OFFSET_BITS 64 */
 
 /* Define to 1 to make fseeko visible on some hosts (e.g. glibc 2.2). */
 /* #undef _LARGEFILE_SOURCE */