1 files changed, 1 insertions, 0 deletions
diff --git a/stream.h b/stream.h
index cae9bf98..06862594 100644
--- a/stream.h
+++ b/stream.h
@@ -53,5 +53,6 @@ val flush_stream(val stream);
 val open_directory(val path);
 val open_file(val path, val mode_str);
 val open_pipe(val path, val mode_str);
+val open_pipevp(val path, val mode_str, val args);
 
 void stream_init(void);