ENH: Merge changes from main tree into VTK-5-0 branch. (cvs -q up -j1.68 -j1.69 VTKConfig.cmake.in)

VTKConfig.cmake.in

@@ -150,9 +150,9 @@ SET(VTK_CONFIGURATION_TYPES @VTK_CONFIGURATION_TYPES_CONFIG@)
 SET(VTK_BUILD_TYPE @VTK_BUILD_TYPE_CONFIG@)
 
 # The VTK library dependencies.
-IF(NOT VTK_NO_LIBRARY_DEPENDS)
+IF(NOT VTK_NO_LIBRARY_DEPENDS AND EXISTS "@VTK_LIBRARY_DEPENDS_FILE@")
   INCLUDE("@VTK_LIBRARY_DEPENDS_FILE@")
-ENDIF(NOT VTK_NO_LIBRARY_DEPENDS)
+ENDIF(NOT VTK_NO_LIBRARY_DEPENDS AND EXISTS "@VTK_LIBRARY_DEPENDS_FILE@")
 
 # The old, less clear name for VTK_RUNTIME_LIBRARY_DIRS.  Kept here
 # for compatibility.