BSD 2.11 - man page for size (bsd section 1)

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 hex
       and decimal, of each object-file argument.  If no file is specified, a.out is used.

SEE ALSO
       a.out(5)

7th Edition					    April 29, 1985					      SIZE(1)