\def\setmargins#1{\sethmargins{#1}\setvmargins{#1}}
% Define inner/outer margin instead of left/right
-\def\setinneroutermargin#1#2{\sethmargins{#1}{#2}\evenpageshift=\rightmargin\advance\evenpageshift by -\leftmargin}
+\def\setinneroutermargin#1#2{\leftmargin#1\relax\rightmargin#2\relax\evenpageshift=\rightmargin\advance\evenpageshift by -\leftmargin}
% Use a predefined paper format, calls \setuppage automagically
\def\setpaper#1{%