NAME
       chdir - change working directory

SYNOPSIS
       (chdir = 12.)
       sys chdir; dirname

       chdir(dirname)
       char *dirname;

DESCRIPTION
       Dirname	is the address of the pathname of a directory, terminated by a
       null byte.  Chdir causes this directory to become the  current  working
       directory.

SEE ALSO
       chdir (I)

DIAGNOSTICS
       The  error bit (c-bit) is set if the given name is not that of a direc-
       tory or is not readable.  From C, a  -1	returned  value  indicates  an
       error, 0 indicates success.