You have just installed the new program foobar manually. This program uses shared libraries, which are installed to /usr/local/foobar/lib. What is necessary to do after the installation so that the libraries can be used?

  1. restart your computer

  2. run ldconfig

  3. edit /etc/ld.so.conf to add the new library path and then run ldconfig

  4. edit /etc/ld.so.conf to add the new library path and then run ld.so


Correct Option: C

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