__NR_sync          86 arch/arm64/include/asm/unistd32.h __SYSCALL(__NR_sync, sys_sync)
__NR_sync         258 include/uapi/asm-generic/unistd.h __SYSCALL(__NR_sync, sys_sync)
__NR_sync         258 tools/include/uapi/asm-generic/unistd.h __SYSCALL(__NR_sync, sys_sync)