--- hostfs.h    12 May 2012 17:34:51 -0000  1.4
+++ hostfs.h    1 Jul 2012 01:42:46 -0000
@@ -23,6 +23,13 @@
 extern void hostfs_init(void);
 extern void hostfs_reset(void);
 
+#if defined __MACH__
+typedef off_t off64_t;
+#define ftello64 ftello
+#define fseeko64 fseeko
+#define fopen64 fopen
+#endif
+
 #ifdef __amigaos4__
 #include <sys/_types.h>
 typedef _off64_t off64_t;