UserSpace        6535 TclMagick/generic/TclMagick.c 	    UserSpace, UserSpaceOnUse, ObjectBoundingBox
UserSpace        1114 magick/draw.c          case UserSpace:
UserSpace        1801 magick/render.c                 graphic_context[n]->clip_units=UserSpace;
UserSpace        1102 wand/drawing_wand.c         case UserSpace: