In the 1980s the target was usually the emerging ANSI-G subset. In 1974 Burroughs Corporation announced PL/I for the B6700 and B7700. [ 38 ] UNIVAC released a UNIVAC PL/I, [ 39 ] and in the 1970s also used a variant of PL/I, PL/I PLUS, for systems programming. From 1978 Data