1 /* Set flags signalling availability of kernel features based on given 2 kernel version number. 3 Copyright (C) 2006-2021 Free Software Foundation, Inc. 4 This file is part of the GNU C Library. 5 6 The GNU C Library is free software; you can redistribute it and/or 7 modify it under the terms of the GNU Lesser General Public 8 License as published by the Free Software Foundation; either 9 version 2.1 of the License, or (at your option) any later version. 10 11 The GNU C Library is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 Lesser General Public License for more details. 15 16 You should have received a copy of the GNU Lesser General Public 17 License along with the GNU C Library. If not, see 18 <https://www.gnu.org/licenses/>. */ 19 20 21 #include_next <kernel-features.h> 22 23 #define __ASSUME_RECV_SYSCALL 1 24 #define __ASSUME_SEND_SYSCALL 1 25 26 /* Support for the execveat syscall was added in 4.0. */ 27 #if __LINUX_KERNEL_VERSION < 0x040000 28 # undef __ASSUME_EXECVEAT 29 #endif 30 31 #undef __ASSUME_CLONE_DEFAULT 32 #define __ASSUME_CLONE_BACKWARDS 1 33