AC_MSG_CHECKING([stat64])
 AC_TRY_RUN([
 #define _LARGEFILE_SOURCE
 #define _LARGEFILE64_SOURCE
 #include <stdio.h>
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <unistd.h>
 #include <errno.h>
 
 int main(void) {
     struct stat64 sb;
 
     if (stat64(".", &sb) == -1)
         return errno;
 
     return 0;
 }
 ],
 [enable_stat64=yes],
 [enable_stat64=no],
 [enable_stat64=no],
 )
 
 if test "$enable_stat64" != "no"; then
 AC_DEFINE([HAVE_STAT64],1,[enable stat64])
 CFLAGS="$CFLAGS -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE"
 fi
 AC_MSG_RESULT([$enable_stat64])