diff --git a/appl/ftp/common/common.h b/appl/ftp/common/common.h
index ec011e612..d4adffb78 100644
--- a/appl/ftp/common/common.h
+++ b/appl/ftp/common/common.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1995, 1996, 1997 Kungliga Tekniska Högskolan
+ * Copyright (c) 1995, 1996, 1997, 1998, 1999 Kungliga Tekniska Högskolan
  * (Royal Institute of Technology, Stockholm, Sweden).
  * All rights reserved.
  * 
@@ -56,7 +56,38 @@ void set_buffer_size(int, int);
 #ifdef HAVE_SYS_STAT_H
 #include <sys/stat.h>
 #endif
+#ifdef HAVE_SYS_SOCKET_H
+#include <sys/socket.h>
+#endif
 
 void *alloc_buffer (void *oldbuf, size_t *sz, struct stat *st);
 
+void
+socket_set_address_and_port (struct sockaddr *sa, const void *ptr, int port);
+
+size_t
+socket_addr_size (const struct sockaddr *sa);
+
+
+size_t
+socket_sockaddr_size (const struct sockaddr *sa);
+
+void *
+socket_get_address (struct sockaddr *sa);
+
+int
+socket_get_port (const struct sockaddr *sa);
+
+void
+socket_set_port (struct sockaddr *sa, int port);
+
+void
+socket_set_debug (int sock);
+
+void
+socket_set_tos (int sock, int tos);
+
+void
+socket_set_reuseaddr (int sock, int val);
+
 #endif /* __COMMON_H__ */