XBestIconSize    1611 magick/animate.c   XBestIconSize(display,&windows->icon,display_image);
XBestIconSize    4449 magick/display.c   XBestIconSize(display,&windows->pan,image);
XBestIconSize    4483 magick/display.c   XBestIconSize(display,&windows->icon,image);
XBestIconSize    14528 magick/display.c   XBestIconSize(display,&windows->icon,display_image);
XBestIconSize    1347 magick/methods.h #define XBestIconSize  PrependMagickMethod(XBestIconSize)
XBestIconSize     518 magick/xwindow-private.h   XBestIconSize(Display *,XWindowInfo *,Image *),