From 327dc31e62ac69fec73fb3ccf662411431855383 Mon Sep 17 00:00:00 2001
From: Badlop <badlop@process-one.net>
Date: Sat, 10 Apr 2021 17:32:26 +0200
Subject: [PATCH] Copy a change from include file available since OTP 17.0

See:
https://github.com/erlang/otp/commit/5e575f65629f6d99ed423bc646219c162f6bfa1a
---
 src/ejabberd_update.erl | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/ejabberd_update.erl b/src/ejabberd_update.erl
index 8cb8c0510..ff6c2712d 100644
--- a/src/ejabberd_update.erl
+++ b/src/ejabberd_update.erl
@@ -173,7 +173,8 @@ build_script(Dir, UpdatedBeams) ->
 	 			%% integer() | infinity.
 	 mod = [],		%% [] | {Mod, StartArgs}, Mod= atom(),
 				%% StartArgs = list().
-	 start_phases = [],	%% [] | {Phase, PhaseArgs}, Phase = atom(),
+	 start_phases,          %% [{Phase, PhaseArgs}] | undefined,
+	                        %% Phase = atom(),
 				%% PhaseArgs = list().
          dir = ""		%% The directory where the .app file was
 				%% found (internal use).