// Detect a ZLIB.
// Author: LinXP

function detect_zlib(bFile,nOffset,bShowOptions)
{
    var sInfo = "ZLIB compression";
    if(bFile.compare("7801",nOffset))
    {
        if (bFile.isVerbose()) {sInfo +=" fastest"}
        sOptions=sOptions.append(sInfo);
        return true;
    }
    else if (bFile.compare("785E",nOffset))
    {
        if (bFile.isVerbose()) {sInfo +=" fast"}
        sOptions=sOptions.append(sInfo);
        return true;
    }
    else if (bFile.compare("789C",nOffset))
    {
        if (bFile.isVerbose()) {sInfo +=" normal"}
        sOptions=sOptions.append(sInfo);
        return true;
    }
    else if (bFile.compare("78DA",nOffset))
    {
        if (bFile.isVerbose()) {sInfo +=" best"}
        sOptions=sOptions.append(sInfo);
        return true;
    }
}