@item
The function @code{getopt} does not support the @samp{+} flag in the options
string on some platforms:
-MacOS X 10.5, AIX 5.2, HP-UX 11, IRIX 6.5, OSF/1 5.1, Solaris 10.
+MacOS X 10.5, AIX 5.2, HP-UX 11, IRIX 6.5, OSF/1 5.1, Solaris 11 2010-11.
@item
The function @code{getopt} does not obey the combination of @samp{+}
and @samp{:} flags in the options string on some platforms:
The function @code{getopt} does not support options with optional arguments
on some platforms:
MacOS X 10.5, OpenBSD 4.0, AIX 5.2, HP-UX 11, IRIX 6.5, OSF/1 5.1,
-Solaris 10, Cygwin 1.5.x.
+Solaris 11 2010-11, Cygwin 1.5.x.
@item
The function @code{getopt_long} is missing on some platforms:
AIX 5.1, HP-UX 11, IRIX 6.5, OSF/1 5.1, Solaris 9, Interix 3.5.
necessarily re-read @env{POSIXLY_CORRECT}. Solaris @code{getopt} does
not support either reset method, but does not maintain state that
needs the extra level of reset.
+@item
+On some platforms, this function does not set the stream error
+indicator on attempts to write to a read-only stream:
+glibc 2.13, Cygwin 1.7.9.
@end itemize