[ports/graphics/graphviz] graphviz doesn't build-depend on tcl84

[Norikatsu Shigemura]

Hi dinoex.

	graphviz doesn't build-depend on tcl84.  So I didn't make it.
	Sorry, I don't have any idea to fix this issue.  So I just report
	to you.

1 root at nadesico# make
    :
/usr/local/bin/tclsh8.4 ./gv_doc_writer.tcl "."
/usr/local/bin/tclsh8.4: not found
gmake[3]: *** [gv_perl.man] Error 127
gmake[3]: Leaving directory `/usr/ports/graphics/graphviz/work/graphviz-2.12/tclpkg/gv'
gmake[2]: *** [all-recursive] Error 1
gmake[2]: Leaving directory `/usr/ports/graphics/graphviz/work/graphviz-2.12/tclpkg'
gmake[1]: *** [all-recursive] Error 1
gmake[1]: Leaving directory `/usr/ports/graphics/graphviz/work/graphviz-2.12'
gmake: *** [all] Error 2
*** Error code 2

Stop in /usr/ports/graphics/graphviz.
2 root at nadesico# which tclsh8.4
tclsh8.4 not found
3 root at nadesico# make -VBUILD_DEPENDS
swig1.3:/usr/ports/devel/swig13 /usr/local/bin/python:/usr/ports/lang/python24 /usr/local/bin/ruby18:/usr/ports/lang/ruby18 gmake:/usr/ports/devel/gmake bison:/usr/ports/devel/bison /usr/local/bin/perl5.8.8:/usr/ports/lang/perl5.8 /usr/local/bin/libtool:/usr/ports/devel/libtool15 /usr/local/bin/intltool-extract:/usr/ports/textproc/intltool  pkg-config:/usr/ports/devel/pkg-config    
4 root at nadesico# make -VRUN_DEPENDS
wish8.4:/usr/ports/x11-toolkits/tk84 swig1.3:/usr/ports/devel/swig13 /usr/local/bin/ruby18:/usr/ports/lang/ruby18 /usr/local/bin/perl5.8.8:/usr/ports/lang/perl5.8   pkg-config:/usr/ports/devel/pkg-config