C Copyright (c) 1980 The Regents of the University of California.
C This module is believed to contain source code proprietary to AT&T.
C Use and redistribution is subject to the Berkeley Software License
C Agreement and your Software Agreement with AT&T (Western Electric).
C @(#)argtst.f 5.2 (Berkeley) 4/12/91
100 write(*,*) i, arg, env