add some gv language-binding demos to the distributions

diff --git a/tclpkg/gv/demo/modgraph.tcl b/tclpkg/gv/demo/modgraph.tcl
index 640397c73eeba8eeef7d42db64d3b20c012cc4db..75504cec7fa285112e07346973c2998fa01d55c8 100755 (executable)
--- a/tclpkg/gv/demo/modgraph.tcl
+++ b/tclpkg/gv/demo/modgraph.tcl
@@ -33,4 +33,4 @@ foreach rec [split $modules \n] {
 }
 
 gv::layout $G dot
-gv::render $G gtk
+gv::render $G xlib