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Question


Is there any difference between following declarations?

1 : extern int fun();
2 : int fun();

a.

Both are identical

b.

No difference, except extern int fun(); is probably in another file

c.

int fun(); is overrided with extern int fun();

d.

None of these

Answer: (b).No difference, except extern int fun(); is probably in another file

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Q. Is there any difference between following declarations? 1 : extern int fun(); 2 : int fun();

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