useDynLib(weights, .registration = TRUE)

export("wtd.hist", "wtd.chi.sq", "wtd.t.test", "wtd.cor", "nalevs", "dummify", "wpct", "starmaker", "stdz", "rd")
export(findwtdinteraction, plotwtdinteraction, plotinteractpreds, findwtdinteraction.mira, findwtdinteraction.default)
export(wtd.cors)

importFrom(gdata, drop.levels)
importFrom(Hmisc, wtd.table, wtd.mean, wtd.var)
importFrom(mice, pool.scalar)
importFrom("grDevices", "nclass.FD", "nclass.Sturges", "nclass.scott", "gray")
importFrom("stats", "coef", "lm", "model.matrix", "pchisq", "pt",
     "weights", "xtabs", "cor", "predict", "var")
importFrom("graphics", "axis", "lines", "par", "plot", "polygon")

S3method(findwtdinteraction, default)
S3method(findwtdinteraction, mira)