lib/texinputs/pdfsetup.sty

provide rewrite_term_yoyo, which is analogous to Ast.normalize;

%%
%% default hyperref setup (both for pdf and dvi output)
%%

\usepackage{color}
\definecolor{linkcolor}{rgb}{0,0,0.5}
\usepackage[colorlinks=true,linkcolor=linkcolor,citecolor=linkcolor,filecolor=linkcolor,urlcolor=linkcolor,pdfpagelabels]{hyperref}