v7 man page for size

SIZE(1) 						      General Commands Manual							   SIZE(1)

NAME
       size - size of an object file

SYNOPSIS
       size [ object ... ]

DESCRIPTION
       Size prints the (decimal) number of bytes required by the text, data, and bss portions, and their sum in octal and decimal, of each object-
       file argument.  If no file is specified, a.out is used.

SEE ALSO
       a.out(5)

																	   SIZE(1)