upd06

来自「开放源码的编译器open watcom 1.6.0版的源代码」· 代码 · 共 14 行

all     : .symbolic
    @%make once
    @%make once
    @%make twice
    @%make twice

once    : .symbolic

twice   : .procedure

once twice :
    @echo you should get this message $^@