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-rw-r--r--users/jonavin/jonavin.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/users/jonavin/jonavin.h b/users/jonavin/jonavin.h
index ab2ce0dff2..3ebd3fe9f2 100644
--- a/users/jonavin/jonavin.h
+++ b/users/jonavin/jonavin.h
@@ -18,7 +18,9 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#pragma once
// DEFINE MACROS
+#ifndef ARRAYSIZE
#define ARRAYSIZE(arr) sizeof(arr)/sizeof(arr[0])
+#endif // !ARRAYSIZE
// LAYERS