/* Unix Large Files support (>4GB) */
-#if !defined(__LP64__) /* No point defining Large file for 64 bit */
-# define _FILE_OFFSET_BITS 64 /* turn off_t into a 64-bit type for ftello, fseeko */
-# if defined(__sun__) /* Sun Solaris 32-bits requires specific definitions */
-# define _LARGEFILE_SOURCE /* fseeko, ftello */
-# else
-# define _LARGEFILE64_SOURCE /* off64_t, fseeko64, ftello64 */
+#if !defined(__LP64__) /* No point defining Large file for 64 bit */
+# define _FILE_OFFSET_BITS 64 /* turn off_t into a 64-bit type for ftello, fseeko */
+# if defined(__sun__) && !defined(_LARGEFILE_SOURCE) /* Sun Solaris 32-bits requires specific definitions */
+# define _LARGEFILE_SOURCE /* fseeko, ftello */
+# elif !defined(_LARGEFILE64_SOURCE)
+# define _LARGEFILE64_SOURCE /* off64_t, fseeko64, ftello64 */
# endif
#endif