X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=doc%2Fposix-functions%2Falarm.texi;h=2a6c4f22f314443433fe2e4aed998db7049dbb0c;hb=5556cec1e3f87122e1b0e7bf82f1f75c57219a21;hp=79d2db14051ef5ca80455020d916a672b7e06c20;hpb=4e39aa42880fd6a5c6d55f67c912381c0d0980aa;p=gnulib.git

diff --git a/doc/posix-functions/alarm.texi b/doc/posix-functions/alarm.texi
index 79d2db140..2a6c4f22f 100644
--- a/doc/posix-functions/alarm.texi
+++ b/doc/posix-functions/alarm.texi
@@ -13,6 +13,16 @@ Portability problems fixed by Gnulib:
 Portability problems not fixed by Gnulib:
 @itemize
 @item
+This function has no impact if <code>SIGALRM</code> is inherited as
+ignored; programs should use <code>signal (SIGALRM, SIG_DFL)</code> if
+it is important to ensure the alarm will fire.
+@item
+Use of this function in multi-threaded applications is not advised.
+@item
 This function is missing on some platforms:
-mingw, MSVC 9.
+mingw (2011), MSVC 9.
+@item
+This function is conditionally declared in the non-standard
+@code{<io.h>} header on some platforms:
+mingw (2012 or newer).
 @end itemize