-
-
-
-echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
-echo "configure:1632: checking whether byte ordering is bigendian" >&5
-if eval "test \"`echo '$''{'ac_cv_c_bigendian'+set}'`\" = set"; then
- echo $ac_n "(cached) $ac_c" 1>&6
-else
- ac_cv_c_bigendian=unknown
-# See if sys/param.h defines the BYTE_ORDER macro.
-cat > conftest.$ac_ext <<EOF
-#line 1639 "configure"
-#include "confdefs.h"
-#include <sys/types.h>
-#include <sys/param.h>
-int main() {
-
-#if !BYTE_ORDER || !BIG_ENDIAN || !LITTLE_ENDIAN
- bogus endian macros
-#endif
-; return 0; }
-EOF
-if { (eval echo configure:1650: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
- rm -rf conftest*
- # It does; now see whether it defined to BIG_ENDIAN or not.
-cat > conftest.$ac_ext <<EOF
-#line 1654 "configure"
-#include "confdefs.h"
-#include <sys/types.h>
-#include <sys/param.h>
-int main() {
-
-#if BYTE_ORDER != BIG_ENDIAN
- not big endian
-#endif
-; return 0; }
-EOF
-if { (eval echo configure:1665: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
- rm -rf conftest*
- ac_cv_c_bigendian=yes
-else
- echo "configure: failed program was:" >&5
- cat conftest.$ac_ext >&5
- rm -rf conftest*
- ac_cv_c_bigendian=no
-fi
-rm -f conftest*
-else
- echo "configure: failed program was:" >&5
- cat conftest.$ac_ext >&5
-fi
-rm -f conftest*
-if test $ac_cv_c_bigendian = unknown; then
-if test "$cross_compiling" = yes; then
- ac_cv_c_bigendian=unknown
-else
- cat > conftest.$ac_ext <<EOF
-#line 1685 "configure"
-#include "confdefs.h"
-main () {
- /* Are we little or big endian? From Harbison&Steele. */
- union
- {
- long l;
- char c[sizeof (long)];
- } u;
- u.l = 1;
- exit (u.c[sizeof (long) - 1] == 1);
-}
-EOF
-if { (eval echo configure:1698: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
-then
- ac_cv_c_bigendian=no
-else
- echo "configure: failed program was:" >&5
- cat conftest.$ac_ext >&5
- rm -fr conftest*
- ac_cv_c_bigendian=yes
-fi
-rm -fr conftest*
-fi
-
-fi
-fi
-
-echo "$ac_t""$ac_cv_c_bigendian" 1>&6
-if test $ac_cv_c_bigendian = unknown; then
- echo "configure: warning: Assuming little-endian target machine - this may be overriden by adding the line "ac_cv_c_bigendian=${ac_cv_c_bigendian='yes'}"
-to config.cache file" 1>&2
-fi
-if test $ac_cv_c_bigendian = yes; then
- cat >> confdefs.h <<\EOF
-#define WORDS_BIGENDIAN 1
-EOF
-
-fi
-
-
-