2 @section @code{iswcntrl}
5 POSIX specification:@* @url{https://pubs.opengroup.org/onlinepubs/9699919799/functions/iswcntrl.html}
7 Gnulib module: wctype-h
9 Portability problems fixed by Gnulib:
12 This function is missing on some platforms:
15 This function cannot be called from plain inline or extern inline functions
20 Portability problems not fixed by Gnulib:
23 On Windows and 32-bit AIX platforms, @code{wchar_t} is a 16-bit type and
24 therefore cannot accommodate all Unicode characters.
25 However, the Gnulib function @code{c32iscntrl}, provided by Gnulib module
26 @code{c32iscntrl}, operates on 32-bit wide characters and therefore does not
29 This function returns 0 for U+2028 (LINE SEPARATOR) and
30 U+2029 (PARAGRAPH SEPARATOR) on some platforms: