Index: Modules/python.c
===================================================================
--- Modules/python.c	(revision 66049)
+++ Modules/python.c	(working copy)
@@ -40,7 +40,11 @@
 	oldloc = setlocale(LC_ALL, NULL);
 	setlocale(LC_ALL, "");
 	for (i = 0; i < argc; i++) {
+#ifdef __OpenBSD__
+		size_t argsize = strlen(argv[i]);
+#else
 		size_t argsize = mbstowcs(NULL, argv[i], 0);
+#endif /* __OpenBSD__ */
 		if (argsize == (size_t)-1) {
 			fprintf(stderr, "Could not convert argument %d to string", i);
 			return 1;