Function ioctl

src/backend/linux_raw/io/syscalls.rs:285–291

(
    fd: BorrowedFd<'_>,
    request: Opcode,
    arg: *mut c::c_void,
)

#[inline]
pub(crate) unsafe fn ioctl(
    fd: BorrowedFd<'_>,
    request: Opcode,
    arg: *mut c::c_void,
) -> io::Result<IoctlOutput> {
    ret_c_int(syscall!(__NR_ioctl, fd, c_uint(request), arg))
}

#[inline]
pub(crate) unsafe fn ioctl_readonly(