readlink: Relax test a bit.

[gnulib.git] / doc / posix-headers / signal.texi

diff --git a/doc/posix-headers/signal.texi b/doc/posix-headers/signal.texi
index 860a79d..05be64b 100644 (file)
--- a/doc/posix-headers/signal.texi
+++ b/doc/posix-headers/signal.texi
@@ -8,6 +8,10 @@ Gnulib module: signal
 Portability problems fixed by Gnulib:
 @itemize
 @item
+@code{volatile sig_atomic_t} is rejected by older compilers on some
+platforms:
+AIX.
+@item
 @code{sigset_t} is only declared in <sys/types.h> on some platforms:
 mingw.
 @item