Number of warnings is down to 3 again in lib directory. A lot of const's
added to strings and a lot of int -> unsigned int changes.
diff --git a/lib/buffer.c b/lib/buffer.c
index 0fffdfd..6fd9a2b 100644
--- a/lib/buffer.c
+++ b/lib/buffer.c
@@ -382,7 +382,7 @@
/* Flush buffer to the file descriptor. Mainly used from vty
interface. */
int
-buffer_flush_vty (struct buffer *b, int fd, int size,
+buffer_flush_vty (struct buffer *b, int fd, unsigned int size,
int erase_flag, int no_more_flag)
{
int nbytes;