Update.

Update.

	* sysdeps/ieee754/dbl-64/s_sin.c: Include "math_private.h" for
	internal prototypes.
	* sysdeps/ieee754/dbl-64/doasin.c: Likewise.
	* sysdeps/ieee754/dbl-64/dosincos.c: Likewise.
	* sysdeps/ieee754/dbl-64/halfulp.c: Likewise.
	* sysdeps/ieee754/dbl-64/sincos32.c: Likewise.
	* sysdeps/ieee754/dbl-64/slowexp.c: Likewise.
	* sysdeps/ieee754/dbl-64/slowpow.c: Likewise.

	* math/math_private.h: Add prototypes for internal functions of
	the IBM Accurate Mathematical Library.

	* sysdeps/ieee754/dbl-64/s_atan.c: Include "math.h" for
	prototypes.
	* sysdeps/ieee754/dbl-64/s_tan.c: Likewise.