ultrix man page for mkdir

mkdir(1)						      General Commands Manual							  mkdir(1)

Name
       mkdir - make a new directory

Syntax
       mkdir -p dirname...

Description
       The  command  creates  specified  directories  in mode 777.  The directories are then modified by according to how you have set up Standard
       entries, `.', for the directory itself, and `..'  for its parent, are made automatically.

       The command requires write permission in the parent directory.

Options
       -p     Create intermediate directories as required. If this option is not specified, the full path prefix of dirname must already exist.

See Also
																	  mkdir(1)