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25 .\" $FreeBSD: head/lib/libc/locale/btowc.3 248803 2013-03-27 21:31:40Z jilles $
33 .Nd "convert between wide and single-byte characters"
45 .Fn btowc_l "int c" "locale_t loc"
47 .Fn wctob_l "wint_t c" "locale_t loc"
51 function converts a single-byte character into a corresponding wide character.
54 or not valid in the initial shift state,
61 function converts a wide character into a corresponding single-byte character.
62 If the wide character is
64 or not able to be represented as a single byte in the initial shift state,
69 The _l-suffixed versions take an explicit locale argument, while the
70 non-suffixed versions use the current global or per-thread locale.
87 functions first appeared in