From 25355bc1dc861ea32579e2d84ae7526291a14ba6 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Mon, 10 Nov 2025 19:06:49 +0900
Subject: [PATCH] [DOC] Missing documents

---
 .document       | 4 ++++
 ext/zlib/zlib.c | 1 +
 2 files changed, 5 insertions(+)
 create mode 100644 .document

diff --git a/.document b/.document
new file mode 100644
index 0000000..74ac487
--- /dev/null
+++ b/.document
@@ -0,0 +1,4 @@
+BSDL
+COPYING
+README.md
+ext/zlib/zlib.c
diff --git a/ext/zlib/zlib.c b/ext/zlib/zlib.c
index d019891..7e319ca 100644
--- a/ext/zlib/zlib.c
+++ b/ext/zlib/zlib.c
@@ -1456,6 +1456,7 @@ rb_zstream_finish(VALUE obj)
  * call-seq:
  *   flush_next_in -> input
  *
+ * Flushes input buffer and returns all data in that buffer.
  */
 static VALUE
 rb_zstream_flush_next_in(VALUE obj)