Add BUILD_DIR variable to makefile.
diff --git a/CHANGELOG b/CHANGELOG
index f4d7a8b..b41d1ed 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -45,6 +45,12 @@
round-robin to multiple servers, in the same way as
--dhcp-boot. A good suggestion from Cristiano Cumer.
+ Support BUILD_DIR variable in the Makefile. Allows
+ builds from multiple architectures in the same tree with eg
+ make BUILD_DIR=linux
+ If BUILD_DIR is not set, compilation happens in the src
+ directory, as before. Suggestion from Mark Mitchell.
+
version 2.59
Fix regression in 2.58 which caused failure to start up