ren hd$2def.mac=hd$1def.mac
ren hd$2main.mac=hd$1main.mac
ren hd$2io.mac=hd$1io.mac
ren hd$2bios.mac=hd$1bios.mac
ren hd$2dsk1.mac=hd$1dsk1.mac
ren hd$2dsk2.mac=hd$1dsk2.mac
ren hd$2test.mac=hd$1test.mac
ren hd$2hirm.mac=hd$1hirm.mac