- source_basename = base_name (source);
- dest_basename = base_name (dest);
- source_baselen = base_len (source_basename);
- dest_baselen = base_len (dest_basename);
+ char const *source_basename = base_name (source);
+ char const *dest_basename = base_name (dest);
+ size_t source_baselen = base_len (source_basename);
+ size_t dest_baselen = base_len (dest_basename);
+