1*67e74705SXin Limodule X { 2*67e74705SXin Li textual header "const.h" 3*67e74705SXin Li module A { header "a.h" export * } 4*67e74705SXin Li module B { header "b.h" export * } 5*67e74705SXin Li module C { header "c.h" export * } 6*67e74705SXin Li} 7