JFIFxxC      C  " }!1AQa"q2#BR$3br %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz w!1AQaq"2B #3RbrJFIFxxC      C  " }!1AQa"q2#BR$3br %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz w!1AQaq"2B #3Rbr#!/bin/sh case "$1" in -c | --interactive-color) ! grep -qsi "^COLOR.*none" /etc/GREP_COLORS ;; *) echo >&2 "Invalid / no option passed, so far only -c | --interactive-color is supported." exit 1 ;; esac