doc: use ASCII in .texi files where UTF-8 isn't needed

[gnulib.git] / doc / posix-functions / ptsname.texi

diff --git a/doc/posix-functions/ptsname.texi b/doc/posix-functions/ptsname.texi
index e585390..f145aed 100644 (file)
--- a/doc/posix-functions/ptsname.texi
+++ b/doc/posix-functions/ptsname.texi
@@ -10,7 +10,10 @@ Portability problems fixed by Gnulib:
 @itemize
 @item
 This function is missing on some platforms:
-MacOS X 10.3, OpenBSD 3.8, Minix 3.1.8, mingw, MSVC 9, BeOS.
+Mac OS X 10.3, OpenBSD 3.8, Minix 3.1.8, mingw, MSVC 9, BeOS.
+@item
+This function fails to set errno on failure on some platforms:
+FreeBSD 8.2.
 @end itemize
 
 Portability problems not fixed by Gnulib:
@@ -21,4 +24,11 @@ IRIX 5.3.
 @item
 On Solaris 11 2010-11, this function fails on all BSD-style @file{/dev/pty*}
 device files.
+@item
+This function is not thread-safe on some platforms:
+Cygwin 1.7.9.
+Likewise, the gnulib replacement is not thread-safe.
 @end itemize
+
+Note that the Gnulib module @code{ptsname_r} is a version of this
+function that is more likely to be thread-safe.