time: Include math64.h in time64.h
time: Include math64.h in time64.h

On 32-bit systems, timespec64_add_ns() calls __iter_div_u64_rem()
which needs math64.h, and we want to include time64.h in some
cases.

Cc: Thomas Gleixner <00e4cf8f46a57000a44449bf9dd8cbbcc209fd2a@linutronix.de>
Cc: Ingo Molnar <9dbbbf0688fedc85ad4da37637f1a64b8c718ee2@kernel.org>
Signed-off-by: Xunlei Pang <8f3df7547938bf466547d5e4573831d5224028fc@linaro.org>
Signed-off-by: John Stultz <33837adfb53316eae44aad04041e1240088d76fd@linaro.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs