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#Parase parameters and configuration to reset variables accordinglyfor param in $@; do  if [ "${param:0:2}" = "--" ]; then    case "${param:2}" in      file)    FILE=1    ;;      url)     URL=1     ;;      color)   COLOR=1   ;;      install) INSTALL=1 ;;      help)    usage     ;;      *)       err_msg "Option \`$param' not recognized, see depcheck --help." ;;    esac  elif [ "${param:0:1}" = "-" ]; then    shortparam="$(sed 's/[a-zA-Z0-9]/& /g' <<<${param:1})"    for character in ${shortparam}; do      case $character in        f) FILE=1    ;;        u) URL=1     ;;        c) COLOR=1   ;;        i) INSTALL=1 ;;        h) usage     ;;         *) err_msg "Option \`$character' not recognized, see depcheck --help." ;;      esac    done  elif [ "${param##*.}" = "dep" ]; then    DEPFILE="$param"  else    err_msg "Incorrect usage, see depcheck --help."  fidone