Patch for 2.5.1 on Tru64 UNIX 5.x

[rsync at thewrittenword.com]

On Thu, Jan 03, 2002 at 07:35:47PM -0600, rsync at thewrittenword.com wrote:
> Tru64 UNIX has getaddrinfo but not by that name. Including <netdb.h>
> #defines getaddrinfo to ogetaddrinfo or ngetaddrinfo which exists in
> /usr/shlib/libc.so. So, AC_CHECK_FUNC(getaddrinfo) isn't enough to
> test for getaddrinfo. Best to AC_TRY_LINK so the #define takes effect.

Oops. Use this patch instead (forgot the AC_LIBOBJ).

-- 
albert chin (china at thewrittenword.com)

-- snip snip
--- configure.in.orig	Thu Jan  3 19:03:54 2002
+++ configure.in	Thu Jan  3 19:55:24 2002
@@ -273,7 +273,19 @@
 AC_CHECK_FUNCS(inet_ntop, , AC_LIBOBJ(lib/inet_ntop)) 
 AC_CHECK_FUNCS(inet_pton, , AC_LIBOBJ(lib/inet_pton))
 
-AC_CHECK_FUNCS(getaddrinfo, , AC_LIBOBJ(lib/getaddrinfo)) 
+# Tru64 UNIX has getaddrinfo() but has it renamed in libc as
+# something else so we must include <netdb.h> to get the
+# redefinition.
+AC_MSG_CHECKING([for getaddrinfo])
+AC_TRY_LINK([#include <sys/types.h>
+#include <sys/socket.h>
+#include <netdb.h>],[getaddrinfo(NULL, NULL, NULL, NULL);],
+	[AC_MSG_RESULT([yes])
+	AC_DEFINE(HAVE_GETADDRINFO, 1,
+		[Define if you have the `getaddrinfo' function.])],
+	[AC_MSG_RESULT([no])
+	AC_LIBOBJ(lib/getaddrinfo)])
+
 AC_CHECK_FUNCS(getnameinfo, , AC_LIBOBJ(lib/getnameinfo))
 
 AC_CHECK_MEMBER([struct sockaddr.sa_len],