Usage: /usr/bin/mkfifo [OPTION]... NAME... Create named pipes (FIFOs) with the given NAMEs. Mandatory arguments to long options are mandatory for short options too. -m, --mode=MODE set file permission bits to MODE, not a=rw - umask -Z set the SELinux security context to default type --context[=CTX] like -Z, or if CTX is specified then set the SELinux or SMACK security context to CTX --help display this help and exit --version output version information and exit Report bugs to: . GNU coreutils home page: General help using GNU software: Full documentation or available locally via: info '(coreutils) mkfifo invocation'