4 files changed, 4 insertions, 6 deletions
diff --git a/include/sway/commands.h b/include/sway/commands.h
index bfca6d1e..afa65340 100644
--- a/include/sway/commands.h
+++ b/include/sway/commands.h
@@ -95,7 +95,7 @@ struct cmd_results *add_color(const char *name,
 /**
  * TODO: Move this function and its dependent functions to container.c.
  */
-void container_resize_tiled(struct sway_container *parent, enum wlr_edges edge,
+bool container_resize_tiled(struct sway_container *parent, enum wlr_edges edge,
 		int amount);
 
 sway_cmd cmd_assign;
diff --git a/include/sway/config.h b/include/sway/config.h
index 2e532f7e..2395bc51 100644
--- a/include/sway/config.h
+++ b/include/sway/config.h
@@ -450,8 +450,6 @@ void free_sway_variable(struct sway_variable *var);
  */
 char *do_var_replacement(char *str);
 
-struct cmd_results *check_security_config();
-
 int input_identifier_cmp(const void *item, const void *data);
 
 struct input_config *new_input_config(const char* identifier);
@@ -472,7 +470,7 @@ struct seat_config *copy_seat_config(struct seat_config *seat);
 
 void free_seat_config(struct seat_config *ic);
 
-struct seat_attachment_config *seat_attachment_config_new();
+struct seat_attachment_config *seat_attachment_config_new(void);
 
 struct seat_attachment_config *seat_config_get_attachment(
 		struct seat_config *seat_config, char *identifier);
diff --git a/include/sway/debug.h b/include/sway/debug.h
index bf3a5f6d..0e9bb056 100644
--- a/include/sway/debug.h
+++ b/include/sway/debug.h
@@ -17,6 +17,6 @@ struct sway_debug {
 
 extern struct sway_debug debug;
 
-void update_debug_tree();
+void update_debug_tree(void);
 
 #endif
diff --git a/include/sway/ipc-json.h b/include/sway/ipc-json.h
index fef243e3..1cbfd15d 100644
--- a/include/sway/ipc-json.h
+++ b/include/sway/ipc-json.h
@@ -4,7 +4,7 @@
 #include "sway/tree/container.h"
 #include "sway/input/input-manager.h"
 
-json_object *ipc_json_get_version();
+json_object *ipc_json_get_version(void);
 
 json_object *ipc_json_describe_disabled_output(struct sway_output *o);
 json_object *ipc_json_describe_node(struct sway_node *node);