From 11e7252b286c3944dd462baee78fbbdfe36d8789 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mateusz=20=C5=81oskot?= <mateusz@loskot.net>
Date: Thu, 12 Mar 2020 23:48:35 +0100
Subject: [PATCH] Ignore additional CMake build directories (e.g. _build32,
 _build64)

---
 .gitignore     | 1 +
 CMakeLists.txt | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/.gitignore b/.gitignore
index b3a18d09..42d344c2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 /bin
 /bin64
+/_build*
 temp
 
 # Emacs
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 508e00f5..de60804c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -64,7 +64,7 @@ elseif(CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)
     # Building as root project, out of Boost superproject tree, with Boost as dependency.
     # e.g. on Travis or other CI, or when producing Visual Studio Solution and Projects.
     #
-    if(${CMAKE_VERSION} VERSION_LESS 3.15)
+    if(${CMAKE_VERSION} VERSION_LESS 3.16)
         message(FATAL_ERROR "Boost.JSON development requires CMake 3.16 or newer.")
     endif()