\setupbodyfont[xits]
% \setupbodyfont[pagella]

% \enabletrackers[math.variants]

\starttexdefinition ShowVariant#1
    \dontleavehmode
    {\tttf #1: }
    \mathematics {
        \utfchar{#1} =
        \utfchar{#1}\utfchar{"FE00} =
        \vsone{\utfchar{#1}}
    }
    \par
\stoptexdefinition

\starttext

    \type{<char><"FE00>:}\blank

    \ShowVariant{"2229} \ShowVariant{"222A}
    \ShowVariant{"2268} \ShowVariant{"2269}
    \ShowVariant{"2272} \ShowVariant{"2273}
    \ShowVariant{"228A} \ShowVariant{"228B}
    \ShowVariant{"2293} \ShowVariant{"2294}
    \ShowVariant{"2295}
    \ShowVariant{"2297}
    \ShowVariant{"229C}
    \ShowVariant{"22DA} \ShowVariant{"22DB}
    \ShowVariant{"2A3C} \ShowVariant{"2A3D}
    \ShowVariant{"2A9D} \ShowVariant{"2A9E}
    \ShowVariant{"2AAC} \ShowVariant{"2AAD}
    \ShowVariant{"2ACB} \ShowVariant{"2ACC}

\stoptext
