@itemize
@item
This function is missing on some platforms:
-Minix 3.1.8, IRIX 5.3, Solaris 2.5.1, mingw, BeOS.
+Minix 3.1.8, IRIX 5.3, Solaris 2.5.1, mingw, MSVC 9, BeOS.
@item
This function is not declared (without @code{-D_GNU_SOURCE}) on some platforms:
glibc 2.8.
@item
This function handles combining characters in UTF-8 locales incorrectly on some
platforms:
-MacOS X 10.3.
+Mac OS X 10.3, OpenBSD 5.0.
@end itemize
Portability problems not fixed by Gnulib: