2.4.x/modules/core/test/conf/test62.conf

# test continuations
<Macro Line \
  $start \
  $stop>
  Warning \
    "Line:1-2 start at $start"
  Warning \
    "Line:3-4 stop at $stop"
</Macro>

Use Line 11 11
Use Line \
  12 13
Use Line \
  14 \
  16
Use Line 17 \
  18
Use Line \
  \
  19 \
  \
  23

Error "done line 25."