1 files changed, 2 insertions, 0 deletions
diff --git a/stream.h b/stream.h
index 0030465c..410913af 100644
--- a/stream.h
+++ b/stream.h
@@ -150,6 +150,8 @@ extern val socket_error_s;
 
 extern const wchli_t *path_sep_chars;
 
+extern val top_stderr;
+
 void strm_base_init(struct strm_base *s);
 void strm_base_cleanup(struct strm_base *s);
 void strm_base_mark(struct strm_base *s);