[Makefile] Fix for GNU make < 4 (closes #9387)

Shell assignment operator in BSD make != is ported to GNU make in
version 4.0, so 3.x doesn't work. I choose to drop BSD make support as
installing GNU make on *BSD systems is easier than installing newer GNU
make.

1 files changed, 6 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index 7e9b2b873..3d3473a4b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+version <unreleased>
+
+Core
+* [Makefile] Support for GNU make < 4 is fixed; BSD make dropped (#9387)
+
+
 version 2016.10.07
 
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