Where is ptrdiff_t defined in C?

Question

Where is ptrdiff_t defined in C? If not trivial, how can I make this type visible from GCC on Linux?

+48

c types libc stdint

Matt Joiner Aug 30 2018-10-10T00:

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1 answer

GManNickG · Accepted Answer · 2010-08-30 03:50

It is defined in stddef.h .

This header defines the integral types size_t , ptrdiff_t and wchar_t , the function macro offsetof and the constant macro NULL .