+PROGS_IF_TSEARCH=adnsresfilter
+
+echo $ac_n "checking for tsearch""... $ac_c" 1>&6
+echo "configure:1237: checking for tsearch" >&5
+if eval "test \"`echo '$''{'ac_cv_func_tsearch'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 1242 "configure"
+#include "confdefs.h"
+/* System header to define __stub macros and hopefully few prototypes,
+ which can conflict with char tsearch(); below. */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error. */
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char tsearch();
+
+int main() {
+
+/* 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_tsearch) || defined (__stub___tsearch)
+choke me
+#else
+tsearch();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:1265: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_func_tsearch=yes"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_func_tsearch=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'tsearch`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+
+ PROGS_HAVE_TSEARCH=$PROGS_IF_TSEARCH
+
+else
+ echo "$ac_t""no" 1>&6
+
+ PROGS_HAVE_TSEARCH='';
+ echo "configure: warning: tsearch missing - not building client program(s) $PROGS_IF_TSEARCH" 1>&2
+
+fi
+
+
+echo $ac_n "checking for INADDR_LOOPBACK""... $ac_c" 1>&6
+echo "configure:1292: checking for INADDR_LOOPBACK" >&5
+if eval "test \"`echo '$''{'adns_cv_decl_inaddrloopback'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ cat > conftest.$ac_ext <<EOF
+#line 1298 "configure"
+#include "confdefs.h"
+
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+
+int main() {
+
+ INADDR_LOOPBACK;
+
+; return 0; }
+EOF
+if { (eval echo configure:1311: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+ rm -rf conftest*
+ adns_cv_decl_inaddrloopback=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ adns_cv_decl_inaddrloopback=no
+fi
+rm -f conftest*
+fi
+
+if test "$adns_cv_decl_inaddrloopback" = yes; then
+ echo "$ac_t""found" 1>&6
+else
+ echo "$ac_t""not in standard headers, urgh..." 1>&6
+ ac_safe=`echo "rpc/types.h" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for rpc/types.h""... $ac_c" 1>&6
+echo "configure:1329: checking for rpc/types.h" >&5
+if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 1334 "configure"
+#include "confdefs.h"
+#include <rpc/types.h>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:1339: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=yes"
+else
+ echo "$ac_err" >&5
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=no"
+fi
+rm -f conftest*
+fi
+if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+
+ cat >> confdefs.h <<\EOF
+#define HAVEUSE_RPCTYPES_H 1
+EOF
+
+
+else
+ echo "$ac_t""no" 1>&6
+
+ { echo "configure: error: cannot find INADDR_LOOPBACK or rpc/types.h" 1>&2; exit 1; }
+
+fi
+
+fi
+