-fix breakage from additional headers required by tk8.5 -make test.tcl more specific about where to fint libgv_tcl.so
-fix breakage from additional headers required by tk8.5
-make test.tcl more specific about where to fint libgv_tcl.so

pixelglow/graphviz,kbrock/graphviz,BMJHayward/graphviz,pixelglow/graphviz,pixelglow/graphviz,pixelglow/graphviz,kbrock/graphviz,ellson/graphviz,MjAbuz/graphviz,pixelglow/graphviz,BMJHayward/graphviz,kbrock/graphviz,MjAbuz/graphviz,kbrock/graphviz,ellson/graphviz,MjAbuz/graphviz,jho1965us/graphviz,ellson/graphviz,tkelman/graphviz,jho1965us/graphviz,BMJHayward/graphviz,kbrock/graphviz,pixelglow/graphviz,ellson/graphviz,jho1965us/graphviz,tkelman/graphviz,kbrock/graphviz,jho1965us/graphviz,MjAbuz/graphviz,MjAbuz/graphviz,jho1965us/graphviz,kbrock/graphviz,tkelman/graphviz,MjAbuz/graphviz,tkelman/graphviz,tkelman/graphviz,MjAbuz/graphviz,kbrock/graphviz,kbrock/graphviz,jho1965us/graphviz,kbrock/graphviz,ellson/graphviz,tkelman/graphviz,BMJHayward/graphviz,tkelman/graphviz,ellson/graphviz,jho1965us/graphviz,tkelman/graphviz,MjAbuz/graphviz,MjAbuz/graphviz,jho1965us/graphviz,tkelman/graphviz,BMJHayward/graphviz,pixelglow/graphviz,pixelglow/graphviz,pixelglow/graphviz,jho1965us/graphviz,tkelman/graphviz,ellson/graphviz,ellson/graphviz,BMJHayward/graphviz,BMJHayward/graphviz,BMJHayward/graphviz,pixelglow/graphviz,pixelglow/graphviz,MjAbuz/graphviz,jho1965us/graphviz,MjAbuz/graphviz,BMJHayward/graphviz,BMJHayward/graphviz,kbrock/graphviz,ellson/graphviz,tkelman/graphviz,BMJHayward/graphviz,jho1965us/graphviz,ellson/graphviz,ellson/graphviz