Defined in header <stdlib.h>

Usage float

The preprocessor supports conditional compilation of parts of a source file. This behavior is controlled by #if, #else, #elif, #ifdef

Defined in header <<fenv.h>>

Defined in header <complex.h>

Defined in header <stdlib.h>

Defined in header <stdlib.h>

A struct is a type consisting of a sequence of members whose storage is allocated in an ordered sequence (as opposed to union, which is a type consisting of a sequence of members

Defined in header <cwchar>

Defined in header <math.h>