--- a/libcore/core/error.c	Tue Oct 20 15:09:39 2020 +0200
+++ b/libcore/core/error.c	Tue Oct 20 17:39:13 2020 +0200
@@ -17,13 +17,9 @@
  */
 
 #include <assert.h>
-#include <errno.h>
 #include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
 
 #include "error.h"
-#include "error_p.h"
 
 #include <SDL.h>
 
@@ -58,21 +54,3 @@
 
 	return false;
 }
-
-bool
-error_errno(void)
-{
-	errorf("%s", strerror(errno));
-
-	return false;
-}
-
-/* private: error_p.h */
-
-bool
-error_sdl(void)
-{
-	errorf("%s", SDL_GetError());
-
-	return false;
-}