--- rxvt-unicode/configure	2005/02/16 20:32:05	1.51
+++ rxvt-unicode/configure	2005/02/16 21:21:43	1.52
@@ -9661,6 +9661,7 @@
 
 
 
+
 for ac_func in \
 	atexit \
 	revoke \
@@ -9679,6 +9680,7 @@
 	on_exit \
 	nanosleep \
 	updwtmp \
+	updwtmpx \
 	ttyslot \
 
 do
@@ -10368,8 +10370,68 @@
 
 fi
 
+echo "$as_me:$LINENO: checking for session in utmpx struct" >&5
+echo $ECHO_N "checking for session in utmpx struct... $ECHO_C" >&6
+if test "${rxvt_cv_struct_utmpx_session+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.  */
+#include <sys/types.h>
+#include <utmpx.h>
+int
+main ()
+{
+struct utmpx utx; utx.ut_session;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_cxx_werror_flag"			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  rxvt_cv_struct_utmpx_session=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+rxvt_cv_struct_utmpx_session=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
+echo "$as_me:$LINENO: result: $rxvt_cv_struct_utmpx_session" >&5
+echo "${ECHO_T}$rxvt_cv_struct_utmpx_session" >&6
+if test x$rxvt_cv_struct_utmpx_session = xyes; then
 
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_UTMPX_SESSION 1
+_ACEOF
+
+fi
+
+fi
 
 
 echo "$as_me:$LINENO: checking for struct lastlog" >&5