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1. Macro definition to determine big endian or little endian machine?
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2. What does malloc(0) return?
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3. What are scanf("%*s") and scanf("%*d") format identifiers?
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   5 answers
4. Why do inode numbers start from 1 and not 0?
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5. How to check arm-none-linux-gnueabi-g++ support for C++11
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