1 files changed, 2 insertions, 0 deletions
diff --git a/builtin.h b/builtin.h
index 2756d18..11b0d92 100644
--- a/builtin.h
+++ b/builtin.h
@@ -265,6 +265,8 @@ BUILTIN_PROC_DEF(append);
 BUILTIN_PROC_DEF(reverse);
 BUILTIN_PROC_DEF(list_tail);
 
+BUILTIN_PROC_DEF(is_eqv);
+
 BUILTIN_PROC_DEF(display);