---

9.89 wctype.h

POSIX specification:
https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/wctype.h.html

Gnulib module: wctype-h

Portability problems fixed by Gnulib:

• This header file is missing on some platforms: HP-UX 11.00.
• The type wint_t is incorrect on some platforms: mingw, MSVC 14.
• The functions isw* are missing on some platforms: FreeBSD 4.11.
• The function iswblank is declared but not defined on some platforms: IRIX 6.5.30.

Portability problems not fixed by Gnulib: