30 lines
681 B
C
30 lines
681 B
C
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#ifndef _STDDEF_H
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#define _STDDEF_H
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/* Signed type of difference of two pointers. */
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typedef long int ptrdiff_t;
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/* Unsigned type of `sizeof' something. */
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typedef unsigned long int size_t;
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/* Wide character type.
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Locale-writers should change this as necessary to
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be big enough to hold unique values not between 0 and 127,
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and not (wchar_t) -1, for each defined multibyte character. */
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typedef int wchar_t;
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/* A null pointer constant. */
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/* in case <stdio.h> has defined it. */
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#undef NULL
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#define NULL ((void *)0)
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/* Offset of member MEMBER in a struct of type TYPE. */
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#define offsetof(TYPE, MEMBER) ((size_t)&((TYPE *)0)->MEMBER)
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#endif /* _STDDEF_H */
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