Changed gdcmViewer_sources to vtkgdcmViewer_sources
if BUILD_VTK
noinst_PROGRAMS = vtkgdcmdemo vtkgdcmViewer
vtkgdcmdemo_SOURCES = testvtkGdcmReader.cxx vtkGdcmReader.cxx
-gdcmViewer_SOURCES = vtkgdcmViewer.cxx vtkGdcmReader.cxx
+vtkgdcmViewer_SOURCES = vtkgdcmViewer.cxx vtkGdcmReader.cxx
vtkgdcmdemo_LDADD = $(LDADD)
lib_LTLIBRARIES = libvtkgdcm.la
libvtkgdcm_la_SOURCES = vtkGdcmReader.cxx