__NR_fchdir       280 arch/arm64/include/asm/unistd32.h __SYSCALL(__NR_fchdir, sys_fchdir)
__NR_fchdir       172 include/uapi/asm-generic/unistd.h __SYSCALL(__NR_fchdir, sys_fchdir)
__NR_fchdir       172 tools/include/uapi/asm-generic/unistd.h __SYSCALL(__NR_fchdir, sys_fchdir)