Defines an expression that can be evaluated at compile

Declares a named variable as a reference, that is, an alias to an already-existing object or function. Syntax A

Defined in header

This header was originally in the C standard library as <time.h>. This header is part of the

Defined in header

Defined in header

(1)

Defined in header <threads.h>

The preprocessor supports text macro replacement and function-like text macro replacement. Syntax

Defined in header