AC_SYS_LARGEFILE
AC_CHECK_TYPES([struct __timeb64],[],[],[[#include <sys/timeb.h>]])
AC_FUNC_FSEEKO
-AC_CHECK_FUNCS([sigaction gettimeofday nl_langinfo strdup _vscprintf])
+AC_CHECK_FUNCS([sigaction gettimeofday nl_langinfo _vscprintf fseeko64])
AC_CHECK_FUNC(getopt_long)
AM_CONDITIONAL([FDK_NO_GETOPT_LONG],[test "$ac_cv_func_getopt_long" != "yes"])
AC_SEARCH_LIBS([aacEncOpen],[fdk-aac],[],[],[])
#define COMPAT_H
#ifndef HAVE_FSEEKO
-# if _MSC_VER >= 1400
+# if HAVE_FSEEKO64
+# define fseeko fseeko64
+# define ftello ftello64
+# elif _MSC_VER >= 1400
# define fseeko _fseeki64
# define ftello _ftelli64
# else