__NR_fsync 250 arch/arm64/include/asm/unistd32.h __SYSCALL(__NR_fsync, sys_fsync) __NR_fsync 260 include/uapi/asm-generic/unistd.h __SYSCALL(__NR_fsync, sys_fsync) __NR_fsync 1526 tools/include/nolibc/nolibc.h return my_syscall1(__NR_fsync, fd); __NR_fsync 260 tools/include/uapi/asm-generic/unistd.h __SYSCALL(__NR_fsync, sys_fsync)