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

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

This header is part of the containers library.

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

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

This header is part of the type support library.

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

This header was originally in the C standard library as <wchar.h>. This header is part of the null-terminated

This header is part of the Input/Output library.

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