tin:isupdateneeded

(tin:isupdateneeded tinEname)

This function returns whether a display update is needed (or pending) for the TinSurface entity tinEname (ename or vla-object).

Arguments	tinEname (ename or vla-object) the TinSurface entity to query
Return	T or NIL
Example
Remarks	see (tin:setautoupdate) function