1if test "x$cross_compiling" = xyes; then 2 AC_MSG_CHECKING(whether byte ordering is bigendian) 3 AC_ARG_WITH(endian, 4[ --with-endian=TYPE set endian of target system for 5 cross-compiling. TYPE = little or big.], 6 endian="$withval", 7 ) 8 case "x$endian" in 9 xbig) 10 AC_DEFINE(WORDS_BIGENDIAN) 11 AC_MSG_RESULT(yes) 12 ;; 13 xlittle) 14 AC_MSG_RESULT(no) 15 ;; 16 x) 17 AC_MSG_RESULT(unspecified, use --with-endian={big,little}) 18 exit 1 19 ;; 20 x*) 21 AC_MSG_RESULT(unrecognized endianness) 22 exit 1 23 ;; 24 esac 25else 26 AC_C_BIGENDIAN 27fi 28