+2021-01-20 Bruno Haible <bruno@clisp.org>
+
+ doc: Document ptsname_r bug on Cygwin.
+ * doc/glibc-functions/ptsname_r.texi: Mention Cygwin bug.
+
2021-01-20 Bruno Haible <bruno@clisp.org>
sethostname tests: Avoid test failure on Cygwin.
AIX 5.1, HP-UX 11, IRIX 6.5, Solaris 11.4, Cygwin 1.7.9, mingw,
MSVC 14.
@item
-When this functions fails, it returns -1 instead of the error code
+When this function fails, it returns -1 instead of the error code
on some platforms:
Mac OS X 10.13, Android 4.3.
@end itemize
Portability problems not fixed by Gnulib:
@itemize
+@item
+When this function fails, it returns 0 and stores an empty string as result
+on some platforms:
+Cygwin 2.9.
@end itemize
Note: Portable programs should expect to find the error code as the