Free Pascal Compiler version 2.6.4 [2014/03/06] for i386
Copyright (c) 1993-2014 by Florian Klaempfl and others
Target OS: Win32 for i386
Compiling foo.pas
foo.pas(4,10) Error: Identifier not found "a"
foo.pas(4,12) Error: Identifier not found "b"
foo.pas(5,3) Error: Identifier not found "c"
foo.pas(5,6) Error: Identifier not found "a"
foo.pas(5,8) Error: Identifier not found "b"
foo.pas(6,11) Error: Identifier not found "c"
foo.pas(7,5) Fatal: There were 6 errors compiling module, stopping
Fatal: Compilation aborted
Error: C:\FPC\2.6.4\bin\i386-win32\ppc386.exe returned an error exitcode (normal if you did not specify a source file to be compiled)