--- a/config.h	Tue Apr 23 23:37:15 2019 -0700
+++ b/config.h	Wed Apr 24 19:08:49 2019 -0700
@@ -9,11 +9,11 @@
 
 tern_node *parse_config_file(char *config_path);
 tern_node *parse_bundled_config(char *config_name);
-tern_node *load_overrideable_config(char *name, char *bundled_name);
+tern_node *load_overrideable_config(char *name, char *bundled_name, uint8_t *used_config_dir);
 tern_node *load_config();
 char *serialize_config(tern_node *config, uint32_t *size_out);
 uint8_t serialize_config_file(tern_node *config, char *path);
-void persist_config_at(tern_node *config, char *fname);
+void persist_config_at(tern_node *app_config, tern_node *to_save, char *fname);
 void persist_config(tern_node *config);
 char **get_extension_list(tern_node *config, uint32_t *num_exts_out);
 uint32_t get_lowpass_cutoff(tern_node *config);