#ifdef OS_WINDOWSstruct timeval {  long tv_sec, tv_usec;};// Based on: http://www.google.com/codesearch/p?hl=en#dR3YEbitojA/os_win32.c&q=GetSystemTimeAsFileTime%20license:bsd// See COPYING for copyright information.static int gettimeofday(struct timeval *tv, void* tz) {#define EPOCHFILETIME (116444736000000000ULL)  FILETIME ft;  LARGE_INTEGER li;  uint64 tt;  GetSystemTimeAsFileTime(&ft);  li.LowPart = ft.dwLowDateTime;  li.HighPart = ft.dwHighDateTime;  tt = (li.QuadPart - EPOCHFILETIME) / 10;  tv->tv_sec = tt / 1000000;  tv->tv_usec = tt % 1000000;  return 0;}#endif