*** src/bin/pg_dump/pg_dump.h.orig	Mon Oct  9 23:36:59 2006
--- src/bin/pg_dump/pg_dump.h	Tue Dec 19 11:09:37 2006
***************
*** 16,21 ****
--- 16,38 ----
  
  #include "postgres_fe.h"
  
+ #ifdef WIN32
+ /*
+  * WIN32 does not provide a 64-bit off_t, but it does provide functions operating
+  * with 64-bit offsets. Redefine off_t to what's always a 64-bit int, and redefine
+  * the functions that accept off_t to be the 64-bit only ones.
+  */
+ #define off_t __int64
+ #undef fseeko
+ #undef ftello
+ #ifdef WIN32_ONLY_COMPILER
+ #define fseeko(stream, offset, origin) _fseeki64(stream, offset, origin)
+ #define ftello(stream) _ftelli64(stream)
+ #else 
+ #define fseeko(stream, offset, origin) fseeko64(stream, offset, origin)
+ #define ftello(stream) ftello64(stream)
+ #endif
+ #endif
  
  /*
   * pg_dump uses two different mechanisms for identifying database objects: