Printing man pages in A4 paper

[romildo at uber.com.br]

Hello.

I use the command line

   $ man -t setfont | lpr

to print the manual page for setfont. But the
command "man -t setfont" outputs a PostScript
file formated for letter paper.

How can I get it to format for A4 paper?

Regards.

Romildo