@itemize
@item
This function is missing on some platforms:
-Minix 3.1.8, AIX 5.1, HP-UX 11.11, IRIX 6.5, OSF/1 5.1, Solaris 9, Cygwin, mingw, MSVC 9, BeOS.
+Minix 3.1.8, AIX 5.1, HP-UX 11.11, IRIX 6.5, OSF/1 5.1, Solaris 9, Cygwin 1.7.9, mingw, MSVC 9, BeOS.
@end itemize