[lug] What language is this? (fwd)

[J. Wayde Allen]

I was just asked what language the following piece of code is written
in?  I thought it looked rather Perlish, but ...

- Wayde
  (wallen at its.bldrdoc.gov)

---------- Forwarded message ----------

s''$/=\2048;while(<>){G=29;R=142;if((@a=unqT="C*",_)[20]&48){D=89;_=unqb24,q
T,@ b=map{ord
qB8,unqb8,qT,_^$a[-D]}@INC;s/...$/1$&/;Q=unqV,qb25,_;H=73;O=$b[4]<<9
|256|$b[3];Q=Q>>8^(P=(E=255)&(Q>>12^Q>>4^Q/8^Q))<<17,O=O>>8^(E&(F=(S=O>>14&7
^O)
^S*8^S<<6))<<9,_=(map{U=_%16orE^=R^=110&(S=(unqT,"\xb\ntd\xbz\x14d")[_/16%8]
);E
^=(72, at z=(64,72,G^=12*(U-2?0:S&17)),H^=_%64?12:0, at z)[_%8]}(16..271))[_]^((D>
>=8
)+=P+(~F&E))for at a[128..$#a]}print+qT, at a}';s/[D-HO-U_]/\$$&/g;s/q/pack+/g;eva
l