--- rpl/README	2010/08/13 21:06:28	1.10
+++ rpl/README	2010/08/15 14:46:23	1.11
@@ -57,6 +57,7 @@ flags.
 		is broken and it is impossible to use DETACH intrinsic. Bug report
 		has been done and this bug should be fixed in next NetBSD release.
 		Sigpending has been fixed in NetBSD 5.0 and RPL/2 runs fine.
+	- OpenBSD 4.7 and above.
 	- Windows with Cygwin (>= 1.7.5).
 
   * RPL/2 should run on :
@@ -76,10 +77,6 @@ flags.
 
   * RPL/2 is not supported on :
 
-	- OpenBSD due to a major bug in sigaltstack syscall when a program is
-		linked with -lthread. As this bug comes from OpenBSD libraries,
-		OpenBSD port has to wait for a fixed sigaltstack. RPL/2 uses pselect()
-		that is unavailable too.
 	- OpenVMS (work in progress) on Alpha and Integrity due to some bugs in GNV.
 		RPL/2 never works on OpenVMS VAX because GNV is too old on this
 		architecture.