gv:
gv: gv is a PostScript and PDF previewer. It allows users to view and
gv: navigate through PostScript and PDF documents on an X display by 
gv: providing a user interface for the ghostscript interpreter.
gv:
gv: gv was written by Johannes Plass, using the source code for Tim
gv: Theisen's ghostview 1.5 as a starting point.
gv:
gv:
gv: