zq630 newline-class probe

head
lineCR
<img src=x onerror=window.__zq630=1>
lineLS
<img src=x onerror=window.__zq631=1>
linePS
<img src=x onerror=window.__zq632=1>
lineNEL…<img src=x onerror=window.__zq633=1>
lineVT<img src=x onerror=window.__zq634=1>
lineFF<img src=x onerror=window.__zq635=1>

zq630.txt

@@ -0,0 +1 @@
+n