text: /* Copyright (c) 2010 Apple Inc. All rights reserved.
   * 
   * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
   * 
   * This file contains Original Code and/or Modifications of Original Code
   * as defined in and that are subject to the Apple Public Source License
   * Version 2.0 (the 'License'). You may not use this file except in
   * compliance with the License. The rights granted to you under the License
   * may not be used to create, or enable the creation or redistribution of,
   * unlawful or unlicensed copies of an Apple operating system, or to
   * circumvent, violate, or enable the circumvention or violation of, any
   * terms of an Apple operating system software license agreement.
   * 
   * Please obtain a copy of the License at
   * http://www.opensource.apple.com/apsl/ and read it before using this file.
   * 
   * The Original Code and all software distributed under the License are
   * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
   * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
   * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
   * Please see the License for the specific language governing rights and
   * limitations under the License.
   * 
   * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
   */
  
  #ifndef _CDEFS_H_
  # error "Never use <sys/_symbol_aliasing.h> directly.  Use <sys/cdefs.h> instead."
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 20000
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_2_0(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_2_0(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 20100
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_2_1(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_2_1(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 20200
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_2_2(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_2_2(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 30000
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_3_0(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_3_0(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 30100
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_3_1(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_3_1(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 30200
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_3_2(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_3_2(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 40000
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_4_0(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_4_0(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 40100
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_4_1(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_4_1(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 40200
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_4_2(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_4_2(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 40300
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_4_3(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_4_3(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 50000
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_5_0(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_5_0(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 50100
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_5_1(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_5_1(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 60000
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_6_0(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_6_0(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 60100
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_6_1(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_6_1(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 70000
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_7_0(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_7_0(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 70100
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_7_1(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_7_1(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 80000
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_8_0(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_8_0(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 80100
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_8_1(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_8_1(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 80200
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_8_2(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_8_2(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 80300
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_8_3(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_8_3(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 80400
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_8_4(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_8_4(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 90000
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_9_0(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_9_0(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 90100
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_9_1(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_9_1(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 90200
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_9_2(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_9_2(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 90300
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_9_3(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_9_3(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 100000
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_10_0(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_10_0(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 100100
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_10_1(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_10_1(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 100200
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_10_2(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_10_2(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 100300
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_10_3(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_10_3(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 110000
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_11_0(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_11_0(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 110100
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_11_1(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_11_1(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 110200
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_11_2(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_11_2(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 110300
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_11_3(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_11_3(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 110400
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_11_4(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_11_4(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 120000
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_12_0(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_12_0(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 120100
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_12_1(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_12_1(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 120200
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_12_2(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_12_2(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 120300
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_12_3(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_12_3(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 120400
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_12_4(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_12_4(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 130000
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_13_0(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_13_0(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 130100
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_13_1(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_13_1(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 130200
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_13_2(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_13_2(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 130300
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_13_3(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_13_3(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 130400
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_13_4(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_13_4(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 130500
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_13_5(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_13_5(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 130600
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_13_6(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_13_6(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 130700
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_13_7(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_13_7(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 140000
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_14_0(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_14_0(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 140100
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_14_1(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_14_1(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 140200
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_14_2(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_14_2(x)
  #endif
  
  #if defined(__ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_IPHONE_OS_VERSION_MIN_REQUIRED__ >= 140300
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_14_3(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_IPHONE___IPHONE_14_3(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 1000
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_0(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_0(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 1010
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_1(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_1(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 1020
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_2(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_2(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 1030
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_3(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_3(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 1040
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_4(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_4(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 1050
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_5(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_5(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 1060
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_6(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_6(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 1070
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_7(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_7(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 1080
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_8(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_8(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 1090
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_9(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_9(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101000
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_10(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_10(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101002
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_10_2(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_10_2(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101003
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_10_3(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_10_3(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101100
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_11(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_11(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101102
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_11_2(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_11_2(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101103
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_11_3(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_11_3(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101104
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_11_4(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_11_4(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101200
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_12(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_12(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101201
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_12_1(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_12_1(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101202
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_12_2(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_12_2(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101204
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_12_4(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_12_4(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101300
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_13(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_13(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101301
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_13_1(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_13_1(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101302
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_13_2(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_13_2(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101304
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_13_4(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_13_4(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101400
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_14(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_14(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101401
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_14_1(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_14_1(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101404
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_14_4(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_14_4(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101405
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_14_5(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_14_5(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101406
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_14_6(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_14_6(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101500
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_15(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_15(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101501
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_15_1(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_15_1(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 101600
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_16(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_10_16(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 110000
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_11_0(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_11_0(x)
  #endif
  
  #if defined(__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 110100
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_11_1(x) x
  #else
  #define __DARWIN_ALIAS_STARTING_MAC___MAC_11_1(x)
  #endif