diff -up graphviz-2.30.1/lib/gvc/libgvc.pc.in.cgraph graphviz-2.30.1/lib/gvc/libgvc.pc.in

--- graphviz-2.30.1/lib/gvc/libgvc.pc.in.cgraph	2013-04-23 16:13:09.034471849 -0400

+++ graphviz-2.30.1/lib/gvc/libgvc.pc.in	2013-04-23 16:13:12.209471736 -0400

@@ -7,6 +7,6 @@ plugins=@GVPLUGIN_VERSION@

 Name: libgvc

 Description: The GraphVizContext library 

 Version: @VERSION@

-Libs: -L${libdir} -lgvc -lgraph -lcdt

+Libs: -L${libdir} -lgvc -lcgraph -lcdt

 Cflags: -I${includedir}