JERR_MODE_CHANGE  437 jdmaster.c     	ERREXIT(cinfo, JERR_MODE_CHANGE);
JERR_MODE_CHANGE  507 jdmaster.c         ERREXIT(cinfo, JERR_MODE_CHANGE);
JERR_MODE_CHANGE  812 jquant1.c        ERREXIT(cinfo, JERR_MODE_CHANGE);