as bas0.s
mv a.out bas0.o
as bas1.s
mv a.out bas1.o
as bas2.s
mv a.out bas2.o
as bas3.s
mv a.out bas3.o
as bas4.s
mv a.out bas4.o
ld bas?.o>/dev/null
mv a.out basic
chmod  777 basic
cp basic.dgn /basic.dgn
