new function check_libpic() to check if the objects in an .a archive have been compiled with -fPIC.
new function check_libpic() to check if the objects in an .a archive have been
compiled with -fPIC.


git-svn-id: ecbadac9c76e8cf640a0bca86f6bd796c98521e3@31735 27541ba8-7e3a-0410-8455-c3a389f83636

bbannier/ROOT,dawehner/root,dawehner/root,dawehner/root,bbannier/ROOT,bbannier/ROOT,bbannier/ROOT,dawehner/root,dawehner/root,dawehner/root,dawehner/root,bbannier/ROOT,dawehner/root,bbannier/ROOT,bbannier/ROOT