1 files changed, 2 insertions, 0 deletions
diff --git a/ffi.h b/ffi.h
index c6a7102a..5d89e452 100644
--- a/ffi.h
+++ b/ffi.h
@@ -51,6 +51,8 @@ extern val ptr_in_s, ptr_out_s, ptr_in_d_s, ptr_out_d_s, ptr_out_s_s, ptr_s;
 
 extern val closure_s;
 
+extern val sbit_s, ubit_s;
+
 extern val ffi_type_s, ffi_call_desc_s, ffi_closure_s;
 
 val ffi_type_compile(val syntax);