mkfifo [-m mode] path ...
Mkfifo creates FIFO special files on the given path names. The default
mode is 666, and is affected by the file creation mask (see umask(2)).
The following options are accepted:
-m mode
Uses the given mode to create the directory, ignoring the file
creation mask. Mode can be given in octal or in symbolic form,
as described in chmod(1).
mknod(1), mkfifo(2)
Heirloom Toolchest 8/15/03 MKFIFO(1)