mods of #477 font is optional

but only with the :

diff --git a/doc/rrdgraph.pod b/doc/rrdgraph.pod
index dfdcbe3ab067b172920ed817a8e19a4a85694845..362ae663e5aed25ead7630d98567c116878026a3 100644 (file)
--- a/doc/rrdgraph.pod
+++ b/doc/rrdgraph.pod
@@ -371,7 +371,7 @@ Pick the shape of the color marker next to the label according to the element dr
 
 Zoom the graphics by the given amount. The factor must be E<gt> 0
 
-[B<-n>|B<--font> I<FONTTAG>B<:>I<size>B<:>I<font>]
+[B<-n>|B<--font> I<FONTTAG>B<:>I<size>[B<:>I<font>]]
 
 This lets you customize which font to use for the various text elements on
 the RRD graphs. C<DEFAULT> sets the default value for all elements, C<TITLE>