# Pastebin ZxcWTRX2
COMMON-LISP-USER> (defmacro dt (io) `(imgui%:|DeltaTime| ,io))

DT
COMMON-LISP-USER> (setf (dt io) 111.0)

111.0
COMMON-LISP-USER> (dt io)

111.0
COMMON-LISP-USER>