X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;ds=inline;f=doc%2Fposix-functions%2Fputc_unlocked.texi;h=4fbf3c4cf8a20bfae2e95f483d8fe67b162ffe43;hb=fd33cbeb2af00d79957ed51beeeadec715b0290a;hp=0c3381e20aad49610378e0add86b2fdb420ab53c;hpb=80fc442c212439b65a2fba722b17529aba2aa1ae;p=gnulib.git

diff --git a/doc/posix-functions/putc_unlocked.texi b/doc/posix-functions/putc_unlocked.texi
index 0c3381e20..4fbf3c4cf 100644
--- a/doc/posix-functions/putc_unlocked.texi
+++ b/doc/posix-functions/putc_unlocked.texi
@@ -15,4 +15,8 @@ Portability problems not fixed by Gnulib:
 @item
 This function is missing on some platforms:
 mingw.
+@item
+On some platforms, this function does not set @code{errno} or the
+stream error indicator on attempts to write to a read-only stream:
+Cygwin 1.7.9.
 @end itemize