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// need to include this file twice for it to include all necessary declarations
#if FILE_0
const x: int;
#else
const y: int;
#endif
#if FILE_1
axiom x == 12;
procedure Q();
#else
axiom y == 7;
#endif
// duplicates of :extern's are fine (Boogie keeps the non-:extern or chooses arbitrarily among the :extern's)
type {:extern} T;
const {:extern} C: int;
function {:extern} F(): int;
var {:extern} n: int;
procedure {:extern} P(inconsistentParameterButThatIsOkayBecauseTheExternIsIgnored: int);
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