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

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 <stdbool.h>. Compatibility header, in C defines

This header is part of the input/output library.

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 numeric library.

This header is part of the pseudo-random number

This header is part of the Input/Output library.

This header is part of the regular expressions

This header is part of the general utility library.