Compilare: Free Pascal Compiler version 2.4.0-2ubuntu1.10.04 [2011/06/17] for i386 Copyright (c) 1993-2009 by Florian Klaempfl Target OS: Linux for i386 Compiling user.fpc user.fpc(10,40) Warning: Variable "aux" does not seem to be initialized user.fpc(11,34) Warning: Variable "suma" does not seem to be initialized user.fpc(16,33) Warning: Variable "pivot" does not seem to be initialized user.fpc(17,32) Warning: Variable "D" does not seem to be initialized user.fpc(2,26) Note: Local variable "sp" not used Linking user /usr/bin/ld: warning: link.res contains output sections; did you forget -T? 29 lines compiled, 0.0 sec 4 warning(s) issued 1 note(s) issued