Free Pascal Compiler version 3.0.4+dfsg-23 [2019/11/25] for x86_64
Copyright (c) 1993-2017 by Florian Klaempfl and others
Target OS: Linux for x86-64
Compiling foo.pas
foo.pas(49,6) Error: Identifier not found "bsqr"
foo.pas(53,4) Warning: Variable "s" does not seem to be initialized
foo.pas(63,16) Fatal: Syntax error, "THEN" expected but "end of file" found
Fatal: Compilation aborted
Error: /usr/bin/ppcx64 returned an error exitcode

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