BUF_OVERLAY_UNCHANGED_MODIFIED  606 src/buffer.c     BUF_OVERLAY_UNCHANGED_MODIFIED (b) = 1;
BUF_OVERLAY_UNCHANGED_MODIFIED  155 src/buffer.h     BUF_OVERLAY_UNCHANGED_MODIFIED (current_buffer)
BUF_OVERLAY_UNCHANGED_MODIFIED  960 src/buffer.h         && (BUF_OVERLAY_UNCHANGED_MODIFIED (buf)
BUF_OVERLAY_UNCHANGED_MODIFIED 17455 src/xdisp.c          BUF_OVERLAY_UNCHANGED_MODIFIED (b) = BUF_OVERLAY_MODIFF (b);