pub fn io_uring_register(fd: fd_t, opcode: IORING_REGISTER, arg: ?*const anyopaque, nr_args: u32) usize
pub fn io_uring_register(fd: fd_t, opcode: IORING_REGISTER, arg: ?*const anyopaque, nr_args: u32) usize { return syscall4(.io_uring_register, @as(u32, @bitCast(fd)), @backingInt(opcode), @intFromPtr(arg), nr_args); }