View Compilation Error

0_0_15170475_4919.pas(12,13) Error: Identifier not found "a"
0_0_15170475_4919.pas(12,15) Error: Identifier not found "a"
0_0_15170475_4919.pas(12,17) Error: Identifier not found "a"
0_0_15170475_4919.pas(12,19) Error: Identifier not found "b"
0_0_15170475_4919.pas(12,21) Error: Identifier not found "b"
0_0_15170475_4919.pas(12,23) Error: Identifier not found "b"
0_0_15170475_4919.pas(12,25) Error: Identifier not found "c"
0_0_15170475_4919.pas(12,27) Error: Identifier not found "c"
0_0_15170475_4919.pas(12,30) Error: Identifier not found "c"
0_0_15170475_4919.pas(18) Fatal: There were 9 errors compiling module, stopping
Fatal: Compilation aborted
Error: Pascel\bin\i386-win32\ppc386.exe returned an error exitcode (normal if you did not specify a source file to be compiled)