X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=doc%2Fposix-headers%2Funistd.texi;h=d550143e11ec1513ee845abf51e1e17e3bbea8ca;hb=10bd9c6bbe33945829c0cacd60b66e44b3a4fb5b;hp=b4336a6bb8445f0510ac9065fe222425c920c30b;hpb=2b6c08c775ae4e80b52aa41058ea5939f778b44b;p=gnulib.git

diff --git a/doc/posix-headers/unistd.texi b/doc/posix-headers/unistd.texi
index b4336a6bb..d550143e1 100644
--- a/doc/posix-headers/unistd.texi
+++ b/doc/posix-headers/unistd.texi
@@ -10,10 +10,19 @@ Portability problems fixed by Gnulib:
 @item
 This header file is missing on some platforms: msvc.
 @item
-The SEEK_* macros are not defined in this file on some platforms: mingw.
+The SEEK_* macros are not defined in this file on some platforms:
+mingw.
+@item
+The *_FILENO macros are not defined in this file on some platforms:
+OS/2 EMX, mingw.
 @item
 The @code{_exit} function is not declared in this file on some platforms:
 mingw.
+
+@item
+Some platforms provide a @code{NULL} macro that cannot be used in arbitrary
+expressions:
+NetBSD 5.0
 @end itemize
 
 Portability problems not fixed by Gnulib: