File psl-1983/3-1/doc/nmode/nm-metax.key artifact 965fab0102 part of check-in ed4c581dbb

.silent_index {M-X} idx 6-1
.silent_index {C-D} idx 6-1
.silent_index {C-G} idx 6-1
.silent_index {M-X} idx 6-2