btowc: Work around Cygwin 1.7.2 bug.

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

diff --git a/doc/posix-functions/btowc.texi b/doc/posix-functions/btowc.texi
index b58fa84..913f84a 100644 (file)
--- a/doc/posix-functions/btowc.texi
+++ b/doc/posix-functions/btowc.texi
@@ -12,6 +12,9 @@ Portability problems fixed by Gnulib:
 This function is missing on some platforms:
 HP-UX 11.00, IRIX 5.3, Solaris 2.6, mingw, Interix 3.5.
 @item
+This function returns WEOF for a NUL argument on some platforms:
+Cygwin 1.7.2.
+@item
 This function does not return WEOF for an EOF argument on some platforms:
 IRIX 6.5.
 @end itemize