11e
@verb #1518:"acceptable" this none this rxdo #833
@program #1518:"acceptable" this none this
callers = $code_utils:callers()
for frame in (callers)
  if (valid(frame[1]) && (frame[1]:isa($movable_room) && frame[2] == "enter"))
    return 1
  endif
endfor
return pass(@args)
.

0