chore: updating naming conventions

1 files changed, 1 insertions, 0 deletions

diff --git a/include/libn.h b/include/libn.h
index 0fbcdc7..203a477 100644
--- a/include/libn.h
+++ b/include/libn.h
@@ -98,6 +98,7 @@ enum SeekPos
 Stream *io·open(byte *name, byte *mode);
 error   io·close(Stream *s);
 byte    io·getbyte(Stream *s);
+error   io·ungetbyte(Stream *s, byte c);
 vlong   io·read(Stream *s, int sz, int n, void *buf);
 int     io·readln(Stream *s, int n, byte* buf);
 error   io·putbyte(Stream *s, byte c);