AC_C_BIGENDIAN
AC_CHECK_SIZEOF(unsigned long long)
AC_CHECK_SIZEOF(unsigned long)
AC_CHECK_SIZEOF(unsigned int)
AC_CHECK_SIZEOF(unsigned short)
AC_CHECK_SIZEOF(unsigned char)
AC_C_BIGENDIAN
AC_CHECK_SIZEOF(unsigned long long)
AC_CHECK_SIZEOF(unsigned long)
AC_CHECK_SIZEOF(unsigned int)
AC_CHECK_SIZEOF(unsigned short)
AC_CHECK_SIZEOF(unsigned char)