support IPv6

1 files changed, 1 insertions, 1 deletions

diff --git a/tcp.h b/tcp.h
index 5aaecd9..1bddf83 100644
--- a/tcp.h
+++ b/tcp.h
@@ -58,7 +58,7 @@ extern byte conn_table[MAX_FDSCAN];	     /* fd -> index translation table */
 
 extern fd_set fdset;               /* set of descriptors to select() on */
 
-int  tcp_connect	__P ((char *addr, int port));
+int  tcp_connect	__P ((const char *addr, int port));
 int  tcp_read		__P ((int fd, char *buffer, int maxsize));
 void tcp_raw_write	__P ((int fd, const char *data, int len));
 void tcp_write_escape_iac __P3 (int,fd, const char *,data, int,len);