Add missing function prototypes in time.h

Add clock_settime() and clock_nanosleep() function
prototypes in time.h.

Change-Id: I0eb45e465b3b48b9d4f3a4a8109a6f2d9c4f8ce2
Signed-off-by: Haruki Hasegawa <h6a.h4i.0@gmail.com>
1 file changed