IsPNG            6547 coders/png.c     entry->magick=(IsImageFormatHandler *) IsPNG;
IsPNG            6565 coders/png.c     entry->magick=(IsImageFormatHandler *) IsPNG;
IsPNG            6594 coders/png.c     entry->magick=(IsImageFormatHandler *) IsPNG;
IsPNG            6607 coders/png.c     entry->magick=(IsImageFormatHandler *) IsPNG;