ref: c13dfeaceeda3be48d00bcb77d0055e6a92d7a11
dir: /sys/src/cmd/postscript/tests/postdaisy1/
B 9 This line is u _n _d _e _r _l _i _n _e _. _ This li ne is bb boo oll ldd d... This line is u_uun_nnd_dde_eer_rrl_lli_iin_nne_e e _a_a an_n nd_d d _b_b bo_o ol_l ld_d d._.. This line is S u b Script. This line is S u p e r Script. B