3 files changed, 6 insertions, 0 deletions

diff --git a/src/atom.h b/src/atom.h
index 7c8a166..fd88f2d 100644
--- a/src/atom.h
+++ b/src/atom.h
@@ -10,6 +10,7 @@
 
 #include <stdint.h>
 #include <memory>
+#include "bu/config.h"
 #include "bu/exceptionbase.h"
 
 namespace Bu
diff --git a/src/extratypes.h b/src/extratypes.h
index 0dd92db..656cd6d 100644
--- a/src/extratypes.h
+++ b/src/extratypes.h
@@ -12,6 +12,10 @@
 
 #include <stdint.h>
 
+#ifndef NULL
+#define NULL 0
+#endif
+
 namespace Bu
 {
 #ifdef USE_64BIT_IO
diff --git a/src/stack.h b/src/stack.h
index a6ea1b9..0d1ed3c 100644
--- a/src/stack.h
+++ b/src/stack.h
@@ -9,6 +9,7 @@
 #define BU_STACK_H
 
 #include <memory>
+#include "bu/config.h"
 
 namespace Bu
 {