1 files changed, 2 insertions, 1 deletions
diff --git a/src/writeenv.c b/src/writeenv.c
index 833d9a679..90d341356 100644
--- a/src/writeenv.c
+++ b/src/writeenv.c
@@ -26,12 +26,13 @@
 #ifdef USE_ENVIRONMENT
 
 #include <curl/curl.h>
+#include "writeenv.h"
 
 #ifdef __riscos__
 #include <kernel.h>
 #endif
 
-struct
+static const struct
 {
   const char * name;
   CURLINFO id;