2 @section @code{wcrtomb}
5 POSIX specification:@* @url{https://pubs.opengroup.org/onlinepubs/9699919799/functions/wcrtomb.html}
9 Portability problems fixed by Gnulib:
12 This function is missing on some platforms:
13 Minix 3.1.8, HP-UX 11.00, IRIX 6.5, mingw.
15 This function produces wrong characters in the C locale on some platforms:
18 This function returns 0 when the first argument is NULL in some locales on some platforms:
21 This function does not ignore the second argument when the first argument is NULL on some platforms:
25 Portability problems not fixed by Gnulib:
28 On Windows and 32-bit AIX platforms, @code{wchar_t} is a 16-bit type and
29 therefore cannot accommodate all Unicode characters.
30 However, the ISO C11 function @code{c32rtomb}, provided by Gnulib module
31 @code{c32rtomb}, operates on 32-bit wide characters and therefore does not have