ref: 986886f2b8ab4a7e1b3d66e99934d8fdab537be9
dir: /sys/src/cmd/postscript/psfiles/Nroundpage.ps/
% % A version of roundpage.ps that assumes a symmetric clipping path. Thanks % to Matthijs Melchior for the suggestion. % /roundpagebbox { pagebbox dup 0 get pagebbox 2 get add 2 exch put pagebbox dup 1 get pagebbox 3 get add 3 exch put pagebbox 0 0 put pagebbox 1 0 put } bind def