1 files changed, 1 insertions, 0 deletions
diff --git a/unwind.h b/unwind.h
index a9b456ae..bcf8d185 100644
--- a/unwind.h
+++ b/unwind.h
@@ -102,6 +102,7 @@ INLINE val uw_block_return(val tag, val result)
 {
    return uw_block_return_proto(tag, result, nil);
 }
+val uw_block_abscond(val tag, val result);
 void uw_push_catch(uw_frame_t *, val matches);
 void uw_push_handler(uw_frame_t *, val matches, val fun);
 noreturn val uw_throw(val sym, val exception);