Use wchar_t functions in _locale module.
diff --git a/configure b/configure
index 8774922..5046065 100755
--- a/configure
+++ b/configure
@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.in Revision: 60787 .
+# From configure.in Revision: 61238 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.61 for python 3.0.
 #
@@ -15715,6 +15715,7 @@
 
 
 
+
 for ac_func in alarm bind_textdomain_codeset chown clock confstr \
  ctermid execv fchmod fchown fork fpathconf ftime ftruncate \
  gai_strerror getgroups getlogin getloadavg getpeername getpgid getpid \
@@ -15726,7 +15727,7 @@
  setlocale setregid setreuid setsid setpgid setpgrp setuid setvbuf snprintf \
  sigaction siginterrupt sigrelse strftime strlcpy \
  sysconf tcgetpgrp tcsetpgrp tempnam timegm times tmpfile tmpnam tmpnam_r \
- truncate uname unsetenv utimes waitpid wait3 wait4 wcscoll _getpty
+ truncate uname unsetenv utimes waitpid wait3 wait4 wcscoll wcsxfrm _getpty
 do
 as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
 { echo "$as_me:$LINENO: checking for $ac_func" >&5