RE_CONTEXT_INDEP_OPS  110 lib/regex.h    # define RE_CONTEXT_INDEP_OPS (RE_CONTEXT_INDEP_ANCHORS << 1)
RE_CONTEXT_INDEP_OPS   80 test/manual/etags/c-src/emacs/src/regex.h #define RE_CONTEXT_INDEP_OPS (RE_CONTEXT_INDEP_ANCHORS << 1)