$NetBSD: patch-aa,v 1.2 2010/07/19 12:32:24 sno Exp $

--- Utmp.xs.orig	2006-10-13 14:10:30.000000000 +0000
+++ Utmp.xs
@@ -4,24 +4,24 @@
 
 #include <utmp.h>
 
-#ifdef NOUTFUNCS
+#ifdef _AIX
+#define _HAVE_UT_HOST	1
+#endif
 
-#include <stdlib.h>
-#include <unistd.h>
-#include <time.h>
-#include <string.h>
-#include <stdio.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
+/*
+    It is almost certain that if these are not defined the fields they are
+    for are not present or this is BSD :)
+*/
 
 #ifdef BSD
 #define _NO_UT_ID
 #define _NO_UT_TYPE
 #define _NO_UT_PID
 #define ut_user ut_name
+#define _HAVE_UT_HOST	1
 #endif
 
+
 /*
    define these so it still works as documented :)
 */
@@ -43,21 +43,15 @@
 #endif
 
 
-/*
-    It is almost certain that if these are not defined the fields they are
-    for are not present or this is BSD :)
-*/
-
-
-#ifndef UT_LINESIZE
-# define UT_LINESIZE 32
-#endif
-#ifndef UT_NAMESIZE
-# define UT_NAMESIZE 32
-#endif 
-#ifndef UT_HOSTSIZE
-# define UT_HOSTSIZE
-#endif
+#ifdef NOUTFUNCS
+#include <stdlib.h>
+#include <unistd.h>
+#include <time.h>
+#include <string.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
 
 static int ut_fd = -1;
 
@@ -207,7 +201,7 @@ SV *self
      static SV *ut_ref;
      static char *_ut_id;
      static struct utmp *utent;
-     static char ut_host[UT_HOSTSIZE];
+     static char ut_host[sizeof(utent->ut_host)];
 
      HV *self_hash;
 
@@ -249,9 +243,9 @@ SV *self
        ut_tv = (IV)utent->ut_time;
 #endif
 #ifdef _HAVE_UT_HOST
-       strncpy(ut_host, utent->ut_host,UT_HOSTSIZE);
+       strncpy(ut_host, utent->ut_host,sizeof(utent->ut_host));
 #else
-       strcpy(ut_host, "",1);
+       strncpy(ut_host, "",1);
 #endif