extension of iconv for libapache-mod-encoding

 This library provides is an iconv compatible interface routine for
 mod_encoding.
 .
 In the mod_encoding configuration directive, it additionally supports
 the following encoding names:
 .
  MSSJIS
  - This is almost same as SJIS, but is a Microsoft variant of it.
 .
  JA-AUTO-SJIS-MS
  - This is a special converter which does autodetection between
    UTF-8/JIS/MSSJIS/SJIS/EUC-JP. This itself does not do conversion.