$HEAD
<warning><eval line="2">42</eval></warning>
1
2
3<warning>warning at $SCRIPT_NAME line 3.</warning>

4<table border=1 class="PLPerror"><tr><td><b>Debug information:</b><br>$INCWARN at $SCRIPT_NAME line 4.
</td></tr></table>
5<table border=1 class="PLPerror"><tr><td><b>Debug information:</b><br>$INCWARN at $SCRIPT_NAME line 5.
</td></tr></table>