/sys/man/1/acid acid /sys/src/cmd/acid/main.c main.c /sys/man/1/acme acme /sys/src/cmd/acme/acme.c acme.c /sys/man/1/ascii ascii /sys/src/cmd/ascii.c ascii.c /sys/man/1/awk awk /sys/src/cmd/awk/main.c main.c.0 /sys/man/1/bc bc /sys/src/cmd/bc.y bc.y