diff --git a/source/windows/net_wins.c b/source/windows/net_wins.c
index a301bb7..82266f7 100644
--- a/source/windows/net_wins.c
+++ b/source/windows/net_wins.c
@@ -107,7 +107,7 @@ static void WINS_GetLocalAddress(void)
 	myAddr = *(in_addr_t *)local->h_addr_list[0];
 
 	addr = ntohl(myAddr);
-	sprintf(my_tcpip_address, "%" PRIi64 ".%" PRIi64 ".%" PRIi64 ".%" PRIi64, (addr >> 24) & 0xff, (addr >> 16) & 0xff, (addr >> 8) & 0xff, addr & 0xff);
+	sprintf(my_tcpip_address, "%li.%li.%li.%li", (addr >> 24) & 0xff, (addr >> 16) & 0xff, (addr >> 8) & 0xff, addr & 0xff);
 }
 
 
@@ -325,6 +325,7 @@ static int32_t PartialIPAddress(const char *in, struct qsockaddr *hostaddr)
 
 int32_t WINS_Connect(sys_socket_t socketid, struct qsockaddr *addr)
 {
+	(void)socketid, (void)addr;
 	return 0;
 }
 
diff --git a/source/windows/net_wipx.c b/source/windows/net_wipx.c
index 6abeb88..2156e20 100644
--- a/source/windows/net_wipx.c
+++ b/source/windows/net_wipx.c
@@ -214,6 +214,7 @@ int32_t WIPX_CloseSocket(sys_socket_t handle)
 
 int32_t WIPX_Connect(sys_socket_t handle, struct qsockaddr *addr)
 {
+	(void)handle, (void)addr;
 	return 0;
 }
 
diff --git a/source/windows/sys_sdl_win.c b/source/windows/sys_sdl_win.c
index 6c5f2b8..6f97afa 100644
--- a/source/windows/sys_sdl_win.c
+++ b/source/windows/sys_sdl_win.c
@@ -150,6 +150,8 @@ static void Sys_GetBasedir(char *argv0, char *dst, size_t dstsize)
 	char *tmp;
 	size_t rc;
 
+	(void)argv0;
+
 	rc = GetCurrentDirectory(dstsize, dst);
 	if(rc == 0 || rc > dstsize)
 		Sys_Error("Couldn't determine current directory");