sys-apps/uam, да, опять про автомонтирование

users,rw,fmask=0111,dmask=0000,codepage=866,iocharset=iso8859-5,utf8,noexec

# <stdout> get_mountopts( <filesystem> )
# Get the MOUNT_OPTS_* correct for a specific filesystem.
# If no filesystem-specific are set, global MOUNT_OPTS are used.

MOUNT_OPTS_VFAT='users,rw,fmask=0111,dmask=0000,codepage=866,iocharset=iso8859-5,utf8,noexec'

get_mountopts() {
        local fs val
        fs=$(echo "${1}" | tr a-z A-Z | tr -cd A-Z)

        [ -n "${fs}" ]  && val=$(eval "echo \${MOUNT_OPTS_${fs}"})
        [ -z "${val}" ] && val=${MOUNT_OPTS}

        echo "${val}"
}

MOUNT_OPTS_VFAT="umask=${MOUNT_UMASK},gid=${MOUNT_GROUP},${MOUNT_OPTS}"