From 030309e8f122ead69c8ff6f6f05159868de70b3a Mon Sep 17 00:00:00 2001
From: Alexander Verbitsky <habibutsu@gmail.com>
Date: Tue, 17 Nov 2015 21:27:13 +0300
Subject: [PATCH] Backward compatibility for old OTP versions

---
 src/lager.erl | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/lager.erl b/src/lager.erl
index f1c07d2..a2d1625 100644
--- a/src/lager.erl
+++ b/src/lager.erl
@@ -580,6 +580,15 @@ is_record_known(Record, Module) ->
             end
     end.
 
+integer_to_binary(Integer) ->
+    case
+        erlang:is_builtin(erlang, integer_to_binary, 1)
+    of
+        true -> apply(erlang, integer_to_binary, 1);
+        % backward compatibility for old OTP versions
+        false -> list_to_binary(integer_to_list(Integer))
+    end.
+
 %% @doc Print stacktrace in human readable form
 pr_stacktrace([]) ->
     <<"">>;