diff --git a/configure b/configure
index 5750911003..4d08dd0fc0 100755
--- a/configure
+++ b/configure
@@ -42674,7 +42674,8 @@ else
 
                     int main()
                     {
-                        return !!strptime("", "%x", NULL);
+                        struct tm t;
+                        return !!strptime("", "%x", &t);
                     }
 
 _ACEOF
diff --git a/configure.in b/configure.in
index c29df7275b..38dc948eed 100644
--- a/configure.in
+++ b/configure.in
@@ -6127,7 +6127,8 @@ if test "$wxUSE_DATETIME" = "yes"; then
 
                     int main()
                     {
-                        return !!strptime("", "%x", NULL);
+                        struct tm t;
+                        return !!strptime("", "%x", &t);
                     }
                 ],
                 wx_cv_func_strptime_ok=yes,