DefineRegion      195 magick/segment.c   DefineRegion(const short *,ExtentPacket *);
DefineRegion      295 magick/segment.c   while (DefineRegion(extrema[Red],&red) != 0)
DefineRegion      298 magick/segment.c     while (DefineRegion(extrema[Green],&green) != 0)
DefineRegion      301 magick/segment.c       while (DefineRegion(extrema[Blue],&blue) != 0)
DefineRegion     1009 magick/segment.c   while (DefineRegion(extrema[Red],&red) != 0)
DefineRegion     1012 magick/segment.c     while (DefineRegion(extrema[Green],&green) != 0)
DefineRegion     1015 magick/segment.c       while (DefineRegion(extrema[Blue],&blue) != 0)