In acrolectal registers the complementizer inu is attested:
fi nas bi=fékir ínu ma kwes rája be ída áʃara
[EXST people IRR=think COMPL NEG good come.back with hand ten]
'There are people who think that it’s not good to come back empty-handed.'
Source: Manfredi 2005: 192
Source: Tosco 1995: 428
Source: Miller 2001: 465