+/* True iff e1 is a child of e2 and e2 has crossmnt set: */
+static bool subexport(struct exportent *e1, struct exportent *e2)
+{
+ char *p1 = e1->e_path, *p2 = e2->e_path;
+ int l2 = strlen(p2);
+
+ return e2->e_flags & NFSEXP_CROSSMOUNT
+ && strncmp(p1, p2, l2) == 0
+ && p1[l2] == '/';
+}
+