Fix segfault in CVS head (sorry about that)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6839 65c4cc65-6c06-0410-ace0-fbb531ad65f3

utils.c

@@ -191,7 +191,9 @@ struct hostent *ast_gethostbyname(const char *host, struct ast_hostent *hp)
 		/* Forge a reply for IP's to avoid octal IP's being interpreted as octal */
 		if (dots != 3)
 			return NULL;
-		hp->hp.h_addr = hp->buf;
+		memset(hp, 0, sizeof(struct ast_hostent));
+		hp->hp.h_addr_list = hp->buf;
+		hp->hp.h_addr = hp->buf + sizeof(void *);
 		if (inet_pton(AF_INET, host, hp->hp.h_addr) > 0)
 			return &hp->hp;
 		return NULL;