Replace use of deprecated C Standard library headers in C++ code.

Change-Id: I9fa6630c7e4bdb2897df34d417635d8c7d8253bc
Signed-off-by: Tyler Chatow <tchatow@gmail.com>
diff --git a/frc971/wpilib/ADIS16448.cc b/frc971/wpilib/ADIS16448.cc
index b104840..b479970 100644
--- a/frc971/wpilib/ADIS16448.cc
+++ b/frc971/wpilib/ADIS16448.cc
@@ -3,9 +3,9 @@
 #include "frc971/wpilib/ahal/InterruptableSensorBase.h"
 #undef ERROR
 
-#include <inttypes.h>
-#include <math.h>
 #include <chrono>
+#include <cinttypes>
+#include <cmath>
 
 #include "aos/init.h"
 #include "aos/time/time.h"
@@ -137,9 +137,9 @@
 
   // NI's SPI driver defaults to SCHED_OTHER.  Find it's PID with ps, and change
   // it to a RT priority of 33.
-  AOS_PCHECK(
-      system("busybox ps -ef | grep '\\[spi0\\]' | awk '{print $1}' | xargs chrt -f -p "
-             "33") == 0);
+  AOS_PCHECK(system("busybox ps -ef | grep '\\[spi0\\]' | awk '{print $1}' | "
+                    "xargs chrt -f -p "
+                    "33") == 0);
 
   event_loop->set_name("IMU");
   event_loop_->SetRuntimeRealtimePriority(33);