Function fuse_chan_send 

pub unsafe extern "C" fn fuse_chan_send(
    ch: *mut fuse_chan,
    iov: *const iovec,
    count: size_t,
) -> c_int

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A return value of -ENOENT means, that the request was interrupted, and the reply was discarded

@param ch the channel @param iov vector of blocks @param count the number of blocks in vector @return zero on success, -errno on failure