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File 0340-erts-Remove-obsolete-paragraph-about-ERL_NO_VFORK.patch of Package erlang

From 2f029aa2df32c2d0c1fdd2801ed52cbadafd56f7 Mon Sep 17 00:00:00 2001
From: Sverker Eriksson <sverker@erlang.org>
Date: Mon, 2 Jul 2018 21:17:19 +0200
Subject: [PATCH] erts: Remove obsolete paragraph about ERL_NO_VFORK

from erlang:open_port/2 docs.
 erts/doc/src/erlang.xml | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml
index 29b1d106cd..73800687b7 100644
--- a/erts/doc/src/erlang.xml
+++ b/erts/doc/src/erlang.xml
@@ -3772,13 +3772,6 @@ RealSystem = system + MissedSystem</code>
               If found, that driver is started. A driver runs in the Erlang
               work space, which means that it is linked with the Erlang
               runtime system.</p>
-            <p>When starting external programs on Solaris, the system
-              call <c>vfork</c> is used in preference to <c>fork</c>
-              for performance reasons, although it has a history of
-              being less robust. If there are problems using
-              <c>vfork</c>, setting environment variable
-              <c>ERL_NO_VFORK</c> to any value causes <c>fork</c>
-              to be used instead.</p>
             <p>For external programs, <c>PATH</c> is searched
               (or an equivalent method is used to find programs,
               depending on the OS). This is done by invoking