tr2ps: use build_char() instead of global variables
tree538bcdbbf79ae4fbc7a6a1ef1498a3592eb34909
-rw-r--r-- 254 NOTICE
-rw-r--r-- 1946 README
-rw-r--r-- 217 conf.mk
drwxr-xr-x - eqn
drwxr-xr-x - pic
drwxr-xr-x - tbl
drwxr-xr-x - tr2ps
drwxr-xr-x - troff