Function arb_sys::fmpr::fmpr_root

pub unsafe extern "C" fn fmpr_root(
    y: *mut fmpr_struct, 
    x: *mut fmpr_struct, 
    k: mp_limb_t, 
    prec: mp_limb_signed_t, 
    rnd: c_int
) -> mp_limb_signed_t