diff -r a53fcb780468 -r a29623b68ca2 pre-inst/pre-inst.c
--- a/pre-inst/pre-inst.c	Mon Nov 02 19:04:58 2015 +0000
+++ b/pre-inst/pre-inst.c	Mon Jun 13 12:18:42 2016 +0100
@@ -141,8 +141,8 @@
     void *retval;
 #endif
     char *path;
-    razor_set_lua_loader("posix",luaopen_posix);
-    razor_set_lua_loader("whelk",luaopen_whelk);
+    razor_set_lua_loader("posix",(void (*)())luaopen_posix);
+    razor_set_lua_loader("whelk",(void (*)())luaopen_whelk);
     path=plover_get_program_directory(argv0);
 #ifdef WIN32
     retval=(HANDLE)_beginthreadex(NULL,0,pre_install_thread,path,0,NULL);
@@ -194,8 +194,8 @@
     gboolean success;
     gchar *s;
     GError *error=NULL;
-    razor_set_lua_loader("posix",luaopen_posix);
-    razor_set_lua_loader("whelk",luaopen_whelk);
+    razor_set_lua_loader("posix",(void (*)())luaopen_posix);
+    razor_set_lua_loader("whelk",(void (*)())luaopen_whelk);
     prefix=plover_pre_install_prefix();
     s=g_strconcat(prefix,"/var/lib/razor",NULL);
     razor_set_database_path(s);