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Description / Abstract:
Relation to C Standard Library Introduction
This International Standard defines extensions to the C standard library that is defined in the International Standard for the C programming language, see Clause 2
Unless otherwise specified, the whole of the C Standard Library is included into this International Standard by reference, see Clause 2.
Categories of extensions
This International Standard defines library extensions to the C Standard Library to support Mathematical Special functions to be added to math.h and tgmath.h