mkfifo - make FIFOs (named pipes)
mkfifo [OPTION
]... NAME
...
Create named pipes (FIFOs) with the given NAMEs.
Mandatory arguments to long options are mandatory for short options too.
MODE
set file permission bits to MODE, not a=rw - umask
set the SELinux security context to default type
CTX
]like -Z, or if CTX is specified then set the SELinux or SMACK security context to CTX
display this help and exit
output version information and exit
mkfifo(3)
Full documentation
<https://www.gnu.org/software/coreutils/mkfifo>
or available locally via: info '(coreutils) mkfifo invocation'