6 files changed, 17 insertions, 7 deletions
diff --git a/include/nng/transport/inproc/inproc.h b/include/nng/transport/inproc/inproc.h
index 80a83883..0c633620 100644
--- a/include/nng/transport/inproc/inproc.h
+++ b/include/nng/transport/inproc/inproc.h
@@ -1,5 +1,5 @@
 //
-// Copyright 2019 Staysail Systems, Inc. <info@staysail.tech>
+// Copyright 2021 Staysail Systems, Inc. <info@staysail.tech>
 // Copyright 2017 Capitar IT Group BV <info@capitar.com>
 //
 // This software is supplied under the terms of the MIT License, a
@@ -18,8 +18,9 @@ extern "C" {
 #endif
 
 // inproc transport.  This is used for intra-process communication.
-
+#ifndef NNG_ELIDE_DEPRECATED
 NNG_DECL int nng_inproc_register(void);
+#endif
 
 #ifdef __cplusplus
 }
diff --git a/include/nng/transport/ipc/ipc.h b/include/nng/transport/ipc/ipc.h
index 18d2046d..cccef9a1 100644
--- a/include/nng/transport/ipc/ipc.h
+++ b/include/nng/transport/ipc/ipc.h
@@ -1,5 +1,5 @@
 //
-// Copyright 2019 Staysail Systems, Inc. <info@staysail.tech>
+// Copyright 2021 Staysail Systems, Inc. <info@staysail.tech>
 // Copyright 2018 Capitar IT Group BV <info@capitar.com>
 //
 // This software is supplied under the terms of the MIT License, a
@@ -20,7 +20,9 @@ extern "C" {
 // ipc transport.  This is used for inter-process communication on
 // the same host computer.
 
+#ifndef NNG_ELIDE_DEPRECATED
 NNG_DECL int nng_ipc_register(void);
+#endif
 
 #ifdef __cplusplus
 }
diff --git a/include/nng/transport/tcp/tcp.h b/include/nng/transport/tcp/tcp.h
index 2ca40b70..e236c271 100644
--- a/include/nng/transport/tcp/tcp.h
+++ b/include/nng/transport/tcp/tcp.h
@@ -1,5 +1,5 @@
 //
-// Copyright 2019 Staysail Systems, Inc. <info@staysail.tech>
+// Copyright 2021 Staysail Systems, Inc. <info@staysail.tech>
 // Copyright 2017 Capitar IT Group BV <info@capitar.com>
 //
 // This software is supplied under the terms of the MIT License, a
@@ -19,7 +19,9 @@ extern "C" {
 
 // TCP transport.  This is used for communication over TCP/IP.
 
+#ifndef NNG_ELIDE_DEPRECATED
 NNG_DECL int nng_tcp_register(void);
+#endif
 
 #ifdef __cplusplus
 }
diff --git a/include/nng/transport/tls/tls.h b/include/nng/transport/tls/tls.h
index 700d5fff..5e99372b 100644
--- a/include/nng/transport/tls/tls.h
+++ b/include/nng/transport/tls/tls.h
@@ -19,7 +19,9 @@ extern "C" {
 
 // TLS transport.  This is used for communication via TLS v1.2 over TCP/IP.
 
+#ifndef NNG_ELIDE_DEPRECATED
 NNG_DECL int nng_tls_register(void);
+#endif
 
 #ifdef __cplusplus
 }
diff --git a/include/nng/transport/ws/websocket.h b/include/nng/transport/ws/websocket.h
index 69577107..a5f97d46 100644
--- a/include/nng/transport/ws/websocket.h
+++ b/include/nng/transport/ws/websocket.h
@@ -1,5 +1,5 @@
 //
-// Copyright 2019 Staysail Systems, Inc. <info@staysail.tech>
+// Copyright 2021 Staysail Systems, Inc. <info@staysail.tech>
 // Copyright 2018 Capitar IT Group BV <info@capitar.com>
 //
 // This software is supplied under the terms of the MIT License, a
@@ -19,13 +19,14 @@ extern "C" {
 
 // WebSocket transport.  This is used for communication via WebSocket.
 
-NNG_DECL int nng_ws_register(void);
-
 // These aliases are for WSS naming consistency.
 #define NNG_OPT_WSS_REQUEST_HEADERS NNG_OPT_WS_REQUEST_HEADERS
 #define NNG_OPT_WSS_RESPONSE_HEADERS NNG_OPT_WS_RESPONSE_HEADERS
 
+#ifndef NNG_ELIDE_DEPRECATED
+NNG_DECL int nng_ws_register(void);
 NNG_DECL int nng_wss_register(void);
+#endif
 
 #ifdef __cplusplus
 }
diff --git a/include/nng/transport/zerotier/zerotier.h b/include/nng/transport/zerotier/zerotier.h
index ea73fea7..b8745dbd 100644
--- a/include/nng/transport/zerotier/zerotier.h
+++ b/include/nng/transport/zerotier/zerotier.h
@@ -150,7 +150,9 @@ enum nng_zt_status {
 	NNG_ZT_STATUS_UNKNOWN,
 };
 
+#ifndef NNG_ELIDE_DEPRECATED
 NNG_DECL int nng_zt_register(void);
+#endif
 
 #ifdef __cplusplus
 }