1#!/bin/bash 2 3if [[ -z "$AWK" ]]; then 4 printf '$AWK must be set\n' >&2 5 exit 1 6fi 7 8$AWK 'BEGIN { ORS = ""; n = "\n"; for (i = 1; i <= 10; i++) n = (n n); \ 9 for (i = 1; i <= 128; i++) print n; print "abc\n" }' | \ 10 $AWK 'BEGIN { RS = ""; ORS = "\n\n" };{ print }' 2>&1 | \ 11 $AWK '/^[^a]/; END { print NR }' 12