3 files changed, 8 insertions, 0 deletions
diff --git a/src/platform/windows/win_ipc.c b/src/platform/windows/win_ipc.c
index afa1804e..f967a054 100644
--- a/src/platform/windows/win_ipc.c
+++ b/src/platform/windows/win_ipc.c
@@ -330,6 +330,7 @@ static int
 nni_win_ipc_acc_start(nni_win_event *evt, nni_aio *aio)
 {
 	nni_plat_ipc_ep *ep = evt->ptr;
+	NNI_ARG_UNUSED(aio);
 
 	if (!ConnectNamedPipe(ep->p, &evt->olpd)) {
 		int rv = GetLastError();
diff --git a/src/platform/windows/win_tcp.c b/src/platform/windows/win_tcp.c
index 6d58d495..20f324b3 100644
--- a/src/platform/windows/win_tcp.c
+++ b/src/platform/windows/win_tcp.c
@@ -265,6 +265,8 @@ nni_plat_tcp_ep_init(nni_plat_tcp_ep **epp, const nni_sockaddr *lsa,
 	GUID             guid2 = WSAID_ACCEPTEX;
 	GUID             guid3 = WSAID_GETACCEPTEXSOCKADDRS;
 
+	NNI_ARG_UNUSED(mode);
+
 	if ((ep = NNI_ALLOC_STRUCT(ep)) == NULL) {
 		return (NNG_ENOMEM);
 	}
@@ -481,6 +483,8 @@ nni_win_tcp_acc_start(nni_win_event *evt, nni_aio *aio)
 	SOCKET           acc_s;
 	DWORD            cnt;
 
+	NNI_ARG_UNUSED(aio);
+
 	acc_s = socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP);
 	if (acc_s == INVALID_SOCKET) {
 		evt->status = nni_win_error(GetLastError());
@@ -576,6 +580,8 @@ nni_win_tcp_con_start(nni_win_event *evt, nni_aio *aio)
 	int              rv;
 	int              family;
 
+	NNI_ARG_UNUSED(aio);
+
 	if (ep->loclen > 0) {
 		family = ep->locaddr.ss_family;
 	} else {
diff --git a/src/platform/windows/win_thread.c b/src/platform/windows/win_thread.c
index 971c7c37..a2ae72fe 100644
--- a/src/platform/windows/win_thread.c
+++ b/src/platform/windows/win_thread.c
@@ -100,6 +100,7 @@ nni_plat_cv_until(nni_plat_cv *cv, nni_time until)
 void
 nni_plat_cv_fini(nni_plat_cv *cv)
 {
+	NNI_ARG_UNUSED(cv);
 }
 
 static unsigned int __stdcall nni_plat_thr_main(void *arg)