M_SOS            3363 ext/exif/exif.c 			case M_SOS:   /* stop before hitting compressed data  */
M_SOS            3509 ext/exif/exif.c 			case M_SOS:
M_SOS             541 ext/standard/image.c 			case M_SOS:
M_SOS             273 ext/standard/iptc.c 			case M_SOS: