ref: a2a41a8e359dca5295c43dc2c2408094b96c3e0c dir: /testdir/p.5/
BEGIN { FS = "\t" printf "%10s %6s %5s %15s\n", "COUNTRY", "AREA", "POP", "CONTINENT" } { printf "%10s %6d %5d %15s\n", $1, $2, $3, $4 }