National language support APIs return codes

6101    CWBNL_ERR_CNV_UNSUPPORTED
          An attempt was made to convert character data from a code page to
          another code page but this conversion is not supported.
6102    CWBNL_ERR_CNV_TBL_INVALID
          A conversion table is in a format that is not recognized.
6103    CWBNL_ERR_CNV_TBL_MISSING
          An attempt was made to use a conversion table, but the table was not
          found.
6104    CWBNL_ERR_CNV_ERR_GET
          A code page conversion table was being retrieved from the server
          when an error occurred.
6105    CWBNL_ERR_CNV_ERR_COMM
          A code page conversion table was being retrieved from the server
          when a communications error occurred.
6106    CWBNL_ERR_CNV_ERR_SERVER
          A code page conversion table was being retrieved from the server
          when a server error occurred.
6107    CWBNL_ERR_CNV_ERR_STATUS
          While converting character data from one code page to another, some
          untranslatable characters were encountered. 
6108    CWBNL_ERROR_CONVERSION_INCOMPLETE_MULTIBYTE_INPUT_CHARACTER
          While converting character data an incomplete multibyte character
          was found. 
6109    CWBNL_ERR_CNV_INVALID_SISO_STATUS
          The SISO parameter is incorrect.
6110    CWBNL_ERR_CNV_INVALID_PAD_LENGTH
          The pad length parameter is incorrect.
          
The following return codes are for language APIs:
 
6201    CWBNL_ERR_STR_TBL_INVALID
          Message file not in a recognized format. It has been corrupted.
6202    CWBNL_ERR_STR_TBL_MISSING
          Message file could not be found.
6203    CWBNL_ERR_STR_NOT_FOUND
          The message file is missing a message.  
6204    CWBNL_ERR_NLV_NO_CONFIG
           The language configuration is missing.
6205    CWBNL_ERR_NLV_NO_SUBDIR
           The language subdirectory is missing.
6206    CWBNL_DEFAULT_HOST_CCSID_USED
          A default server CCSID (500) is used.

The following return codes are for locale APIs:

6301    CWBNL_ERR_LOC_TBL_INVALID
6302    CWBNL_ERR_LOC_TBL_MISSING
6303    CWBNL_ERR_LOC_NO_CONFIG
6304    CWBNL_ERR_LOC_NO_LOCPATH