VCS_INFO_maxexports () { #{{{
    zstyle -s ":vcs_info:${vcs}:${usercontext}" "max-exports" maxexports || maxexports=2
    if [[ ${maxexports} != <-> ]] || (( maxexports < 1 )); then
        printf 'vcs_info(): expecting numeric arg >= 1 for max-exports (got %s).\n' ${maxexports}
        printf 'Defaulting to 2.\n'
        maxexports=2
    fi
}