Placate gcc's `-Wall' warnings.

[u/mdw/putty] / rlogin.c

diff --git a/rlogin.c b/rlogin.c
index 688c159..3ae1808 100644 (file)
--- a/rlogin.c
+++ b/rlogin.c
@@ -16,11 +16,6 @@ static Socket s = NULL;
 
 static void rlogin_size(void);
 
-static int sb_opt, sb_len;
-static char *sb_buf = NULL;
-static int sb_size = 0;
-#define SB_DELTA 1024
-
 static void c_write(char *buf, int len)
 {
     from_backend(0, buf, len);
@@ -77,7 +72,8 @@ static int rlogin_receive(Plug plug, int urgent, char *data, int len)
  * 
  * Returns an error message, or NULL on success.
  *
- * Also places the canonical host name into `realhost'.
+ * Also places the canonical host name into `realhost'. It must be
+ * freed by the caller.
  */
 static char *rlogin_init(char *host, int port, char **realhost)
 {