1ARCH=\ 2 pc\ 3 4all:V: 5 for(i in $ARCH)@{ 6 cd $i 7 mk 8 } 9 10installall install:V: 11 for(i in $ARCH) @{ 12 cd $i 13 mk install 14 } 15 16clean:V: 17 for(i in $ARCH) @{ 18 cd $i 19 mk clean 20 } 21