bsd man page for chmod

CHMOD(3F)																 CHMOD(3F)

NAME
       chmod - change mode of a file

SYNOPSIS
       integer function chmod (name, mode)
       character*(*) name, mode

DESCRIPTION
       This function changes the filesystem mode of file name.	Mode can be any specification recognized by chmod(1).  Name must be a single path-
       name.

       The normal returned value is 0.	Any other value will be a system error number.

FILES
       /usr/lib/libU77.a
       /bin/chmod	   exec'ed to change the mode.

SEE ALSO
       chmod(1)

BUGS
       Pathnames can be no longer than MAXPATHLEN as defined in <sys/param.h>.

4.2 Berkeley Distribution					   May 15, 1985 							 CHMOD(3F)