1.1 --- a/physfs_internal.h	Sat Sep 24 00:55:15 2011 -0700
     1.2 +++ b/physfs_internal.h	Wed Oct 05 03:58:52 2011 -0400
     1.3 @@ -970,7 +970,8 @@
     1.4  #define PHYSFS_LIL_ENDIAN  1234
     1.5  #define PHYSFS_BIG_ENDIAN  4321
     1.6  
     1.7 -#if  defined(__i386__) || defined(__ia64__) || defined(_M_IX86) || defined(_M_IA64) || \
     1.8 +#if  defined(__i386__) || defined(__ia64__) || \
     1.9 +     defined(_M_IX86) || defined(_M_IA64) || defined(_M_X64) \
    1.10      (defined(__alpha__) || defined(__alpha)) || \
    1.11       defined(__arm__) || defined(ARM) || \
    1.12      (defined(__mips__) && defined(__MIPSEL__)) || \