mknod \*- make a directory or a special file
(mknod = 14.; not in assembler)
sys mknod; name; mode; addr
whose name is the null-terminated string pointed
(including directory and special file bits)
The first physical address of the file
Note that in the case of a directory,
In the case of a special file,
specifies which special file.
may be invoked only by the super-user.
mkdir(I), mknod(I), fs(V)
is set if the file already exists
or if the user is not the super-user.
From C, a \*-1 value indicates an error.