[ntl] error: NTL/mach_desc.h: No such file or directory

[monish gupta]

Hello

I am learning to use Big Integers in NTL. Could you please help me out with
the following error?

Output:
g++ -I"/home/monish001/prog" bigint.cpp
In file included from /home/monish001/prog/NTL/ZZ.h:18,
                 from bigint.cpp:1:
/home/monish001/prog/NTL/lip.h:6:27: error: NTL/mach_desc.h: No such file or
directory

Progam: First program given here:
http://shoup.net/ntl/doc/tour-ex1.html

Monish
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