.type keep.tst
.type
.first title KEEP test
.subtitle 20 x 20
.ps 20,20,0,0
_.NO FILL
.nf
Next is a blank line

.keep
_.keep
Next is a blank line

.no keep
_.no keep
Next is a blank line

_.FILL
.FILL
.br;	TAB1	TAB2	TAB3	TAB4
.NO KEEP TABS
.br;_.NO KEEP TABS
.br;	TAB1	TAB2	TAB3	TAB4
.KEEP TABS
.br;_.KEEP TABS
.br;	TAB1	TAB2	TAB3	TAB4
.no keep lines