iconv

function iconv(

  __cd: iconv_t;

  __inbuf: PPchar;

  __inbytesleft: Psize_t;

  __outbuf: PPchar;

  __outbytesleft: Psize_t

):size_t;

function iconv(

  __cd: iconv_t;

  var __inbuf: Pchar;

  var __inbytesleft: size_t;

  var __outbuf: Pchar;

  var __outbytesleft: size_t

):size_t;