% Syntactic sugar
(bp) "big point" {72.0 .div in} StyleRule
(IF) {}.cvx .def
(THEN) {}.cvx .def
(FI) {.cvx .if}.cvx .def
(EXITifTRUE) {{.exit} .cvx .if}.cvx .def
(EXITifFALSE) {.not {.exit} .cvx .if}.cvx .def
(DO) {}.cvx .def
(ENDLOOP) {.cvx .loop}.cvx .def