| iconv_close - deallocate descriptor for character set conversion | 
| #include <iconv.h> int iconv_close (iconv_t cd); | 
| The iconv_close function deallocates a conversion descriptor cd previously allocated using iconv_open. | 
| When successful, the iconv_close function returns 0. In case of error, it sets errno and returns -1. | 
| UNIX98 | 
| iconv_open(3), iconv(3) |