2 @section @code{iswblank}
5 POSIX specification:@* @url{https://pubs.opengroup.org/onlinepubs/9699919799/functions/iswblank.html}
7 Gnulib module: iswblank
9 Portability problems fixed by Gnulib:
12 This function is missing on some platforms:
13 Minix 3.1.8, IRIX 6.5, Solaris 9, mingw, MSVC 9, Android 4.4.
15 This function is declared but not defined on some platforms:
18 This function is not declared (without @code{-D_GNU_SOURCE}) on some platforms:
22 Portability problems not fixed by Gnulib:
25 On Windows and 32-bit AIX platforms, @code{wchar_t} is a 16-bit type and
26 therefore cannot accommodate all Unicode characters.
27 However, the Gnulib function @code{c32isblank}, provided by Gnulib module
28 @code{c32isblank}, operates on 32-bit wide characters and therefore does not