-dnl Check if we're a little-endian or a big-endian system, needed by hash code
-AC_DEFUN([AC_C_ENDIAN],
-[AC_CACHE_CHECK(for endianness, ac_cv_c_endian,
-[
- AC_RUN_IFELSE(
- [AC_LANG_PROGRAM([], [dnl
- long val = 1;
- char *c = (char *) &val;
- exit(*c == 1);
- ])
- ],[
- ac_cv_c_endian=big
- ],[
- ac_cv_c_endian=little
- ])
-])
-if test $ac_cv_c_endian = big; then
- AC_DEFINE(ENDIAN_BIG, 1, [machine is bigendian])
-fi
-if test $ac_cv_c_endian = little; then
- AC_DEFINE(ENDIAN_LITTLE, 1, [machine is littleendian])
-fi
-])
-