-esc='\e'
-
-# Check that grep can parse nonprinting characters.
-# BSD 'grep' works from a pipe, but not a seekable file.
-# GNU or BSD 'grep -a' works on files, but is not portable.
-case `echo "$esc" | $FGREP "$esc"` in
- "$esc") ;;
-# Creative quoting below to please maintainer-check.
- *) echo "$me: f""grep can't parse nonprinting characters" >&2; Exit 77;;
-esac
-