Possible useless dependencies
analyze this output of debuild
dpkg-shlibdeps: warning: symbol pthread_create used by debian/algorithms-library-gui/usr/lib/libalib2gui.so.0.0.0 found in none of the libraries
dpkg-shlibdeps: warning: symbol agmemread used by debian/algorithms-library-gui/usr/lib/libalib2gui.so.0.0.0 found in none of the libraries
dpkg-shlibdeps: warning: symbol agclose used by debian/algorithms-library-gui/usr/lib/libalib2gui.so.0.0.0 found in none of the libraries
dpkg-shlibdeps: warning: package could avoid a useless dependency if debian/algorithms-library-gui/usr/bin/agui2 was not linked against libalib2graph_data.so.0 (it uses none of the library's symbols)
dpkg-shlibdeps: warning: package could avoid a useless dependency if debian/algorithms-library-gui/usr/bin/agui2 debian/algorithms-library-gui/usr/lib/libalib2gui.so.0.0.0 were not linked against libcdt.so.5 (they use none of the library's symbols)
dpkg-shlibdeps: warning: package could avoid a useless dependency if debian/algorithms-library-gui/usr/bin/agui2 was not linked against libalib2algo.so.0 (it uses none of the library's symbols)
dpkg-shlibdeps: warning: package could avoid a useless dependency if debian/algorithms-library-gui/usr/bin/agui2 debian/algorithms-library-gui/usr/lib/libalib2gui.so.0.0.0 were not linked against libalib2common.so.0 (they use none of the library's symbols)
dpkg-shlibdeps: warning: package could avoid a useless dependency if debian/algorithms-library-gui/usr/bin/agui2 debian/algorithms-library-gui/usr/lib/libalib2gui.so.0.0.0 were not linked against libpathplan.so.4 (they use none of the library's symbols)
dpkg-shlibdeps: warning: package could avoid a useless dependency if debian/algorithms-library-gui/usr/bin/agui2 debian/algorithms-library-gui/usr/lib/libalib2gui.so.0.0.0 were not linked against libalib2data.so.0 (they use none of the library's symbols)
dpkg-shlibdeps: warning: package could avoid a useless dependency if debian/algorithms-library-gui/usr/bin/agui2 debian/algorithms-library-gui/usr/lib/libalib2gui.so.0.0.0 were not linked against libxml2.so.2 (they use none of the library's symbols)
dpkg-shlibdeps: warning: package could avoid a useless dependency if debian/algorithms-library-gui/usr/bin/agui2 was not linked against libalib2aux.so.0 (it uses none of the library's symbols)
dpkg-shlibdeps: warning: package could avoid a useless dependency if debian/algorithms-library-gui/usr/bin/agui2 debian/algorithms-library-gui/usr/lib/libalib2gui.so.0.0.0 were not linked against libalib2measure.so.0 (they use none of the library's symbols)
dpkg-shlibdeps: warning: symbol dlopen used by debian/algorithms-library-dev/usr/lib/libalib2cli.so.0.0.0 found in none of the libraries
dpkg-shlibdeps: warning: symbol dlerror used by debian/algorithms-library-dev/usr/lib/libalib2cli.so.0.0.0 found in none of the libraries
dpkg-shlibdeps: warning: symbol dlclose used by debian/algorithms-library-dev/usr/lib/libalib2cli.so.0.0.0 found in none of the libraries
dpkg-shlibdeps: warning: package could avoid a useless dependency if debian/algorithms-library-dev/usr/lib/libalib2algo_experimental.so.0.0.0 debian/algorithms-library-dev/usr/bin/aql2 were not linked against libalib2elgo.so.0 (they use none of the library's symbols)
dpkg-shlibdeps: warning: package could avoid a useless dependency if debian/algorithms-library-dev/usr/bin/aql2 was not linked against libalib2raw_cli_integration.so.0 (it uses none of the library's symbols)
dpkg-shlibdeps: warning: package could avoid a useless dependency if debian/algorithms-library-dev/usr/bin/aql2 was not linked against libalib2graph_algo.so.0 (it uses none of the library's symbols)
dpkg-shlibdeps: warning: package could avoid a useless dependency if debian/algorithms-library-dev/usr/lib/libalib2algo_experimental.so.0.0.0 debian/algorithms-library-dev/usr/bin/aql2 debian/algorithms-library-dev/usr/lib/libalib2elgo.so.0.0.0 were not linked against libalib2algo.so.0 (they use none of the library's symbols)
dpkg-shlibdeps: warning: package could avoid a useless dependency if debian/algorithms-library-dev/usr/bin/aql2 was not linked against libalib2aux.so.0 (it uses none of the library's symbols)
dpkg-shlibdeps: warning: package could avoid a useless dependency if debian/algorithms-library-dev/usr/bin/aql2 was not linked against libalib2str_cli_integration.so.0 (it uses none of the library's symbols)