updated for version 7.3.749

Problem:    Python interface doesn't build without the multi-byte feature.
Solution:   Add #ifdef. (Ken Takata)

src/if_py_both.h

@@ -520,7 +520,13 @@ VimStrwidth(PyObject *self UNUSED, PyObject *args)
     if (!PyArg_ParseTuple(args, "s", &expr))
 	return NULL;
 
-    return PyLong_FromLong(mb_string2cells((char_u *)expr, (int)STRLEN(expr)));
+    return PyLong_FromLong(
+#ifdef FEAT_MBYTE
+	    mb_string2cells((char_u *)expr, (int)STRLEN(expr))
+#else
+	    STRLEN(expr)
+#endif
+	    );
 }
 
 /*

src/version.c

@@ -725,6 +725,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    749,
 /**/
     748,
 /**/