Revert getaddrinfo configure changes until we get a solution that is
properly tested on Tru64 - pre recent discussion (or lack thereof) on -hackers.

configure

@@ -14600,26 +14600,66 @@ done
 
 # System's version of getaddrinfo(), if any, may be used only if we found
 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h.
-# (Note: the AC_TRY_LINK probe fails on Windows, where the available
+# (Note: the AC_REPLACE_FUNCS probe fails on Windows, where the available
 # versions of getaddrinfo don't follow normal C call protocol.  This is OK
 # because we want to use our own getaddrinfo.c on Windows anyway.)
 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
-    echo "$as_me:$LINENO: checking for getaddrinfo" >&5
-echo $ECHO_N "checking for getaddrinfo... $ECHO_C" >&6
+
+for ac_func in getaddrinfo
+do
+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
+echo "$as_me:$LINENO: checking for $ac_func" >&5
+echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
+if eval "test \"\${$as_ac_var+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 $ac_func to an innocuous variant, in case <limits.h> declares $ac_func.
+   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
+#define $ac_func innocuous_$ac_func
 
-#include <sys/socket.h>
-#include <netdb.h>
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char $ac_func (); 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 $ac_func
+
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char $ac_func ();
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+char (*f) () = $ac_func;
+#endif
+#ifdef __cplusplus
+}
+#endif
 
 int
 main ()
 {
-return getaddrinfo("", "", NULL, NULL) ? 0 : 1;
+return f != $ac_func;
   ;
   return 0;
 }
@@ -14646,30 +14686,36 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_GETADDRINFO 1
-_ACEOF
-
-  echo "$as_me:$LINENO: result: yes" >&5
-echo "${ECHO_T}yes" >&6
+  eval "$as_ac_var=yes"
 else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
+eval "$as_ac_var=no"
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_var'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
+if test `eval echo '${'$as_ac_var'}'` = yes; then
+  cat >>confdefs.h <<_ACEOF
+#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
+_ACEOF
+
+else
   case $LIBOBJS in
-    "getaddrinfo.$ac_objext"   | \
-  *" getaddrinfo.$ac_objext"   | \
-    "getaddrinfo.$ac_objext "* | \
-  *" getaddrinfo.$ac_objext "* ) ;;
-  *) LIBOBJS="$LIBOBJS getaddrinfo.$ac_objext" ;;
+    "$ac_func.$ac_objext"   | \
+  *" $ac_func.$ac_objext"   | \
+    "$ac_func.$ac_objext "* | \
+  *" $ac_func.$ac_objext "* ) ;;
+  *) LIBOBJS="$LIBOBJS $ac_func.$ac_objext" ;;
 esac
 
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+done
+
+
 else
   case $LIBOBJS in
     "getaddrinfo.$ac_objext"   | \

configure.in

 dnl Process this file with autoconf to produce a configure script.
-dnl $PostgreSQL: pgsql/configure.in,v 1.455 2006/03/06 17:41:43 momjian Exp $
+dnl $PostgreSQL: pgsql/configure.in,v 1.456 2006/04/07 17:50:03 adunstan Exp $
 dnl
 dnl Developers, please strive to achieve this order:
 dnl
@@ -940,21 +940,11 @@ AC_REPLACE_FUNCS([crypt fseeko getopt getrusage inet_aton random rint srandom st
 
 # System's version of getaddrinfo(), if any, may be used only if we found
 # a definition for struct addrinfo; see notes in src/include/getaddrinfo.h.
-# (Note: the AC_TRY_LINK probe fails on Windows, where the available
+# (Note: the AC_REPLACE_FUNCS probe fails on Windows, where the available
 # versions of getaddrinfo don't follow normal C call protocol.  This is OK
 # because we want to use our own getaddrinfo.c on Windows anyway.)
 if test x"$ac_cv_type_struct_addrinfo" = xyes ; then
-  dnl Cannot use AC_CHECK_FUNC because getaddrinfo may be a macro
-  AC_MSG_CHECKING(for getaddrinfo)
-  AC_TRY_LINK([
-#include <sys/socket.h>
-#include <netdb.h>
-],
-            [return getaddrinfo("", "", NULL, NULL) ? 0 : 1;],
-            [AC_DEFINE(HAVE_GETADDRINFO, 1, [Define to 1 if you have getaddrinfo().])
-  AC_MSG_RESULT(yes)],
-            [AC_MSG_RESULT(no)
-             AC_LIBOBJ(getaddrinfo)])
+  AC_REPLACE_FUNCS([getaddrinfo])
 else
   AC_LIBOBJ(getaddrinfo)
 fi