diff --git a/src/network/network_content.h b/src/network/network_content.h
--- a/src/network/network_content.h
+++ b/src/network/network_content.h
@@ -15,8 +15,6 @@
 #include "core/tcp_content.h"
 #include "core/tcp_http.h"
 
-#if defined(ENABLE_NETWORK)
-
 /** Vector with content info */
 typedef SmallVector<ContentInfo *, 16> ContentVector;
 /** Vector with constant content info */
@@ -153,8 +151,4 @@ void ShowNetworkContentListWindow(Conten
 
 void ShowMissingContentWindow(const struct GRFConfig *list);
 
-#else
-static inline void ShowNetworkContentListWindow() {}
-#endif /* ENABLE_NETWORK */
-
 #endif /* NETWORK_CONTENT_H */