CLEANUP: stream-int: Make si_cs_send() function static
This function was not exported and is only used in stream_interface.c. So
make it static.
diff --git a/src/stream_interface.c b/src/stream_interface.c
index 21e9d08..3b9524b 100644
--- a/src/stream_interface.c
+++ b/src/stream_interface.c
@@ -93,7 +93,7 @@
* directly, the last one is mostly a wake callback.
*/
int si_cs_recv(struct conn_stream *cs);
-int si_cs_send(struct conn_stream *cs);
+static int si_cs_send(struct conn_stream *cs);
static int si_cs_process(struct conn_stream *cs);
@@ -679,7 +679,7 @@
* caller to commit polling changes. The caller should check conn->flags
* for errors.
*/
-int si_cs_send(struct conn_stream *cs)
+static int si_cs_send(struct conn_stream *cs)
{
struct connection *conn = __cs_conn(cs);
struct stream_interface *si = cs_si(cs);