! Document name: int_rect_frame

! name: int. rect. frame 24.04.1989.
! internal macro: -

poly_ 10,
0,0,1,
a,0,1,
a,b,1,
0,b,1,
0,0,0,
c,c,1,
c,b-c,1,
a-c,b-c,1,
a-c,c,1,
c,c,0

end