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diff --git a/libparc/parc/developer/parc_TimingDarwin.h b/libparc/parc/developer/parc_TimingDarwin.h
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-/*
- * Copyright (c) 2017 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-/**
- * @file parc_TimingDarwin.h
- * @brief Macros for timing code
- *
- * On linux will use clock_gettime with the MONOTONIC RAW clock, which does not speed up or slow down based on adj_time().
- *
- */
-#ifndef libparc_parc_TimingDarwin_h
-#define libparc_parc_TimingDarwin_h
-
-#ifdef PARCTIMING_DARWIN
-#include <stdint.h>
-#include <time.h>
-#include <mach/mach.h>
-#include <mach/clock.h>
-#include <mach/mach_time.h>
-
-/*
- * This allocates the clock service which must be released in the Fini macro
- */
-#define _private_parcTiming_Init(prefix) \
- clock_serv_t prefix ## _clockService; \
- mach_timespec_t prefix ## _ts0, prefix ## _ts1; \
- host_get_clock_service(mach_host_self(), SYSTEM_CLOCK, &(prefix ## _clockService));
-
-#define _private_parcTiming_Start(prefix) \
- clock_get_time((prefix ## _clockService), &(prefix ## _ts0));
-
-#define _private_parcTiming_Stop(prefix) \
- clock_get_time((prefix ## _clockService), &(prefix ## _ts1));
-
-static inline uint64_t
-_parcTiming_Delta(const mach_timespec_t *t0, const mach_timespec_t *t1)
-{
- // SUB_MACH_TIMESPEC(t1, t2) => t1 -= t2
-
- mach_timespec_t delta;
- memcpy(&delta, t1, sizeof(delta));
- SUB_MACH_TIMESPEC(&delta, t0);
-
- return (uint64_t) delta.tv_sec * 1000000000ULL + delta.tv_nsec;
-}
-
-#define _private_parcTiming_Delta(prefix) _parcTiming_Delta(&(prefix ## _ts0), &(prefix ## _ts1))
-
-#define _private_parcTiming_Fini(prefix) \
- mach_port_deallocate(mach_task_self(), &(prefix ## _clockService));
-
-#endif // PARCTIMING_DARWIN
-#endif // libparc_parc_TimingDarwin_h
-