diff --git a/common/env_callback.c b/common/env_callback.c
index 78ca367..78aafb4 100644
--- a/common/env_callback.c
+++ b/common/env_callback.c
@@ -31,7 +31,7 @@ DECLARE_GLOBAL_DATA_PTR;
 /*
  * Look up a callback function pointer by name
  */
-struct env_clbk_tbl *find_env_callback(const char *name)
+static struct env_clbk_tbl *find_env_callback(const char *name)
 {
 	struct env_clbk_tbl *clbkp;
 	int i;
diff --git a/include/env_callback.h b/include/env_callback.h
index e89b6da..b856000 100644
--- a/include/env_callback.h
+++ b/include/env_callback.h
@@ -67,7 +67,6 @@ struct env_clbk_tbl {
 		int flags);
 };
 
-struct env_clbk_tbl *find_env_callback(const char *);
 void env_callback_init(ENTRY *var_entry);
 
 /*