2002 [bug] libbind: tighten the constraints on when

struct addrinfo._ai_pad exists.  [RT #15783]

CHANGES

@@ -1,3 +1,6 @@
+2002	[bug]		libbind: tighten the constraints on when
+			struct addrinfo._ai_pad exists.  [RT #15783]
+
 2001.	[func]		Check the KSK flag when updating a secure dynamic zone.
 			New zone option "update-check-ksk yes;".  [RT #15817]
 

lib/bind/include/netdb.h

@@ -86,7 +86,7 @@
 
 /*
  *      @(#)netdb.h	8.1 (Berkeley) 6/2/93
- *	$Id: netdb.h,v 1.17 2005/04/27 04:56:15 sra Exp $
+ *	$Id: netdb.h,v 1.18 2006/03/06 02:22:36 marka Exp $
  */
 
 #ifndef _NETDB_H_
@@ -175,7 +175,7 @@ struct	addrinfo {
 	int		ai_socktype;	/*%< SOCK_xxx */
 	int		ai_protocol;	/*%< 0 or IPPROTO_xxx for IPv4 and IPv6 */
 #if defined(sun) && defined(_SOCKLEN_T)
-#ifdef __sparc9
+#ifdef __sparcv9
 	int		_ai_pad;
 #endif
 	socklen_t	ai_addrlen;

lib/bind/irs/getaddrinfo.c

@@ -336,7 +336,7 @@ getaddrinfo(hostname, servname, hints, res)
 	pai->ai_family = PF_UNSPEC;
 	pai->ai_socktype = ANY;
 	pai->ai_protocol = ANY;
-#ifdef __sparcv9
+#if defined(sun) && defined(_SOCKLEN_T) && defined(__sparcv9)
 	/*
 	 * clear _ai_pad to preserve binary
 	 * compatibility with previously compiled 64-bit
@@ -344,7 +344,7 @@ getaddrinfo(hostname, servname, hints, res)
 	 * guaranteeing the upper 32-bits are empty.
 	 */
 	pai->_ai_pad = 0;
-#endif /* __sparcv9 */
+#endif
 	pai->ai_addrlen = 0;
 	pai->ai_canonname = NULL;
 	pai->ai_addr = NULL;
@@ -369,7 +369,7 @@ getaddrinfo(hostname, servname, hints, res)
 		}
 		memcpy(pai, hints, sizeof(*pai));
 
-#ifdef __sparcv9
+#if defined(sun) && defined(_SOCKLEN_T) && defined(__sparcv9)
 		/*
 		 * We need to clear _ai_pad to preserve binary
 		 * compatibility.  See prior comment.