root - sys sys root/386 - sys sys root/386/bin - sys sys root/386/bin/m4 - sys sys root/sys - sys sys root/sys/doc - sys sys root/sys/doc/m4.ms - sys sys root/sys/man - sys sys root/sys/man/1 - sys sys root/sys/man/1/m4 - sys sys root/sys/src - sys sys root/sys/src/cmd - sys sys root/sys/src/cmd/m4 - sys sys root/sys/src/cmd/m4/m4.c - sys sys root/sys/src/cmd/m4/m4.man - sys sys root/sys/src/cmd/m4/m4.ms - sys sys root/sys/src/cmd/m4/m4.proto - sys sys root/sys/src/cmd/m4/m4y.c - sys sys root/sys/src/cmd/m4/m4y.y - sys sys root/sys/src/cmd/m4/mkfile - sys sys