--- b/env_universal_common.cpp                                                                  	
+++ b/env_universal_common.cpp                                                                  	
@@ -151,6 +151,7 @@ static const char *iconv_wide_names_4[]=                                    
 {                                                                                              
     "wchar_t", "WCHAR_T",
     "wchar", "WCHAR",
+    "UCS-4-INTERNAL",
     "ucs-4", "UCS-4",
     "ucs4", "UCS4",
     "utf-32", "UTF-32",