--- a/src/server/config/keyfile.h	Tue Aug 13 22:14:32 2019 +0200
+++ b/src/server/config/keyfile.h	Sat Sep 24 16:26:10 2022 +0200
@@ -50,7 +50,7 @@
     size_t               numgroups;
 } KeyfileEntry;
 
-KeyfileConfig *load_keyfile_config(char *file);
+KeyfileConfig *load_keyfile_config(const char *file);
 void free_keyfile_config(KeyfileConfig *conf);
 int keyfile_parse(void *p, ConfigLine *begin, ConfigLine *end, sstr_t line);