diff --git a/configure b/configure
index aa797a763a..499c4209b8 100755
--- a/configure
+++ b/configure
@@ -32255,11 +32255,11 @@ if test "$wxUSE_UNICODE" = "yes" ; then
 _ACEOF
 
 
-  if test "$wxUSE_MSW" != 1; then
+  if test "$USE_WIN32" != 1; then
       wxUSE_UNICODE_MSLU=no
   fi
 
-  if test "$wxUSE_MSW" = 1 -a "$wxUSE_UNICODE_MSLU" = "yes"; then
+  if test "$USE_WIN32" = 1 -a "$wxUSE_UNICODE_MSLU" = "yes"; then
         echo "$as_me:$LINENO: checking for main in -lunicows" >&5
 echo $ECHO_N "checking for main in -lunicows... $ECHO_C" >&6
 if test "${ac_cv_lib_unicows_main+set}" = set; then
diff --git a/configure.in b/configure.in
index 06746a697f..cbed6ad442 100644
--- a/configure.in
+++ b/configure.in
@@ -4729,11 +4729,11 @@ fi
 if test "$wxUSE_UNICODE" = "yes" ; then
   AC_DEFINE(wxUSE_UNICODE)
 
-  if test "$wxUSE_MSW" != 1; then
+  if test "$USE_WIN32" != 1; then
       wxUSE_UNICODE_MSLU=no
   fi
 
-  if test "$wxUSE_MSW" = 1 -a "$wxUSE_UNICODE_MSLU" = "yes"; then
+  if test "$USE_WIN32" = 1 -a "$wxUSE_UNICODE_MSLU" = "yes"; then
         AC_CHECK_LIB(unicows,main,
             [
                 AC_DEFINE(wxUSE_UNICODE_MSLU)