+ if (features.isProvided("parskip")) {
+ // package already loaded (with arbitrary options)
+ // change parskip value only
+ if (!psopt.empty())
+ os << "\\setlength{\\parskip}{" + psopt + "}\n";
+ else if (default_skip)
+ // explicitly reset default (might have been changed
+ // in a class or package)
+ os << "\\parskip=.5\\baselineskip plus 2pt\\relax\n";
+ } else {
+ // load parskip package with required option