Fix reduction, add declarations

[lambda.git] / mem.h

diff --git a/mem.h b/mem.h
index 0cbce0d..1964654 100644 (file)
--- a/mem.h
+++ b/mem.h
@@ -4,4 +4,5 @@
 #include "lambda.h"
 
 void lambda_free(struct lambda *);
+struct lambda *copy(struct lambda *);
 #endif