MB_CUR_MAX (3) - Linux Manuals
MB_CUR_MAX: maximum length of a multibyte character in the current locale
MB_CUR_MAX - maximum length of a multibyte character in the current locale
DESCRIPTIONThe MB_CUR_MAX macro defines an integer expression giving the maximum number of bytes needed to represent a single wide character in the current locale. This value is locale dependent and therefore not a compile-time constant.
RETURN VALUEAn integer in the range [1, MB_LEN_MAX]. The value 1 denotes traditional 8-bit encoded characters.
CONFORMING TOPOSIX.1-2001, POSIX.1-2008, C99.
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