regex_internal.h: define __attribute_warn_unused_result__

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

diff --git a/doc/posix-functions/linkat.texi b/doc/posix-functions/linkat.texi
index 62fc43d..1fe5434 100644 (file)
--- a/doc/posix-functions/linkat.texi
+++ b/doc/posix-functions/linkat.texi
@@ -12,6 +12,7 @@ Portability problems fixed by Gnulib:
 This function is missing on some platforms:
 glibc 2.3.6, MacOS X 10.3, FreeBSD 6.0, NetBSD 3.0, OpenBSD 3.8, AIX
 5.1, HP-UX 11, IRIX 6.5, OSF/1 5.1, Solaris 10, Cygwin 1.5.x, mingw, Interix 3.5, BeOS.
+But the replacement function is not safe to be used in libraries and is not multithread-safe.
 @end itemize
 
 Portability problems not fixed by Gnulib: