fi
+{ echo "$as_me:$LINENO: checking for ldns_b32_ntop_extended_hex" >&5
+echo $ECHO_N "checking for ldns_b32_ntop_extended_hex... $ECHO_C" >&6; }
+if test "${ac_cv_func_ldns_b32_ntop_extended_hex+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+/* Define ldns_b32_ntop_extended_hex to an innocuous variant, in case <limits.h> declares ldns_b32_ntop_extended_hex.
+ For example, HP-UX 11i <limits.h> declares gettimeofday. */
+#define ldns_b32_ntop_extended_hex innocuous_ldns_b32_ntop_extended_hex
+
+/* System header to define __stub macros and hopefully few prototypes,
+ which can conflict with char ldns_b32_ntop_extended_hex (); below.
+ Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+ <limits.h> exists even on freestanding compilers. */
+
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+
+#undef ldns_b32_ntop_extended_hex
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
+#ifdef __cplusplus
+extern "C"
+#endif
+char ldns_b32_ntop_extended_hex ();
+/* The GNU C library defines this for functions which it implements
+ to always fail with ENOSYS. Some functions are actually named
+ something starting with __ and the normal name is an alias. */
+#if defined __stub_ldns_b32_ntop_extended_hex || defined __stub___ldns_b32_ntop_extended_hex
+choke me
+#endif
+
+int
+main ()
+{
+return ldns_b32_ntop_extended_hex ();
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+ (eval "$ac_link") 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && {
+ test -z "$ac_c_werror_flag" ||
+ test ! -s conftest.err
+ } && test -s conftest$ac_exeext &&
+ $as_test_x conftest$ac_exeext; then
+ ac_cv_func_ldns_b32_ntop_extended_hex=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ ac_cv_func_ldns_b32_ntop_extended_hex=no
+fi
+
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
+ conftest$ac_exeext conftest.$ac_ext
+fi
+{ echo "$as_me:$LINENO: result: $ac_cv_func_ldns_b32_ntop_extended_hex" >&5
+echo "${ECHO_T}$ac_cv_func_ldns_b32_ntop_extended_hex" >&6; }
+if test $ac_cv_func_ldns_b32_ntop_extended_hex = yes; then
+ :
+else
+
+ { { echo "$as_me:$LINENO: error: ldns version too old, need >=1.4.0" >&5
+echo "$as_me: error: ldns version too old, need >=1.4.0" >&2;}
+ { (exit 1); exit 1; }; }
+fi
+
else
AC_CHECK_LIB(ldns, ldns_buffer_copy, [
dnl ldns was found, check compat functions
AC_CHECK_LIB(ldns, [ldns_rr_free])
+AC_CHECK_FUNC([ldns_b32_ntop_extended_hex],, [
+ AC_MSG_ERROR([ldns version too old, need >=1.4.0])])
] , [
dnl use the builtin ldns-src.tar.gz file to build ldns.
if test ! -f $srcdir/ldns-src.tar.gz; then