Chris MacMackin a1a41bb4c7 graphviz: fixed build error due to specifying ltdl lib but not include. (#2609) ... * graphviz: fixed build error due to specifying ltdl lib but not include. * graphviz: Fixed dependencies on libtool and expat.		2016-12-16 16:22:13 -08:00
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spack	graphviz: fixed build error due to specifying ltdl lib but not include. (#2609)	2016-12-16 16:22:13 -08:00