iconv.h Description: Declares functions related to the I/O character set conversion. Since: 1.0 Version: 1.0 Function Name (const char to, const char from) iconv_t Obtain a character set conversion descriptor. (iconv_t cd, char restrict in, size_t *restrict inb, char restrict out, size_t *restrict outb) size_t Converts a character set. (iconv_t cd) Closes a character set conversion descriptor.