## extracted from existing NAMESPACE files in Dec 2003
.knownS3Generics <- local({

    ## include the S3 group generics here
    baseGenerics <- c("Math", "Ops", "Summary", "Complex",
        "as.character", "as.data.frame", "as.matrix", "as.vector",
        "labels", "print", "solve", "summary", "t")

    utilsGenerics <- c("edit", "str")

    graphicsGenerics <- c("contour", "hist", "identify", "image",
        "lines", "pairs", "plot", "points", "text")

    statsGenerics <- c( "add1", "AIC", "anova", "biplot", "coef",
        "confint", "deviance", "df.residual", "drop1", "extractAIC",
        "fitted", "formula", "logLik", "model.frame", "model.matrix",
        "predict", "profile", "qqnorm", "residuals", "se.contrast",
        "terms", "update", "vcov")

    tmp <- rep.int(c("base", "utils", "graphics", "stats"),
                   c(length(baseGenerics), length(utilsGenerics),
                     length(graphicsGenerics), length(statsGenerics)))
    names(tmp) <-
        c(baseGenerics, utilsGenerics, graphicsGenerics, statsGenerics)
    tmp
})