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3: NULL Definition NULL
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8: NULL is defined in the header file stddef.h. It is the null
9: pointer (cchhaarr *)00, which is a pointer initialized to zero.
10: Numerous routines return this value to indicate failure; it is
11: useful as a return value because it points nowhere, and so
12: removes the possibility of accidentally destroying a section of
13: memory after failure.
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15: ***** See Also *****
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17: definitions, pointer, stdio.h
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64: COHERENT Lexicon Page 1
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