iconv_close - deallocate descriptor for character set conversion
int iconv_close(iconv_t cd);
The iconv_close() function deallocates a conversion descriptor cd
previously allocated using iconv_open(3).
When successful, the iconv_close() function returns 0. In case of
error, it sets errno and returns -1.
This function is available in glibc since version 2.1.
This page is part of release 3.24 of the Linux man-pages project. A
description of the project, and information about reporting bugs, can
be found at http://www.kernel.org/doc/man-pages/.