$ fpc xyzzy.pas
Free Pascal Compiler version 3.2.0 [2020/11/20] for x86_64
Copyright (c) 1993-2020 by Florian Klaempfl and others
Target OS: Linux for x86-64
Compiling xyzzy.pas
xyzzy.pas(4,21) Error: Identifier not found "class"
xyzzy.pas(5,9) Error: Error in type definition
xyzzy.pas(5,9) Fatal: Syntax error, ";" expected but "PROCEDURE" found
Fatal: Compilation aborted
Error: /usr/local/bin/ppcx64 returned an error exitcode
Just how many more errors do you want: >:-)
MarkMLl