Typo and the missing incr atom from the patches.

st.c

@@ -1044,7 +1044,7 @@ propnotify(XEvent *e)
 	if (xpev->state == PropertyNewValue &&
 			(xpev->atom == XA_PRIMARY ||
 			 xpev->atom == clipboard)) {
-		slenotify(e);
+		selnotify(e);
 	}
 }
 
@@ -1056,6 +1056,8 @@ selnotify(XEvent *e)
 	uchar *data, *last, *repl;
 	Atom type, incratom, property;
 
+	incratom = XInternAtom(xw.dpy, "INCR", 0);
+
 	ofs = 0;
 	if (e->type == SelectionNotify) {
 		property = e->xselection.property;