/usr/ is in libsqlclient-dev 1.8.1-3.
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/usr/include/
/usr/include/GNUstep/
/usr/include/GNUstep/SQLClient/
/usr/include/GNUstep/SQLClient/SQLClient.h
/usr/lib/
/usr/share/
/usr/share/GNUstep/
/usr/share/GNUstep/Documentation/
/usr/share/GNUstep/Documentation/SQLClient/
/usr/share/GNUstep/Documentation/SQLClient/OrderedSymbolDeclarations.plist
/usr/share/GNUstep/Documentation/SQLClient/SQLClient.gsdoc
/usr/share/GNUstep/Documentation/SQLClient/SQLClient.html
/usr/share/GNUstep/Documentation/SQLClient/SQLClient.igsdoc
/usr/share/GNUstep/Documentation/SQLClient/dependencies
/usr/share/doc/
/usr/share/doc/libsqlclient-dev/
/usr/share/doc/libsqlclient-dev/README.gz
/usr/share/doc/libsqlclient-dev/copyright
/usr/share/doc-base/
/usr/share/doc-base/gnustep-sqlclient
/usr/lib/libSQLClient.so
/usr/share/doc/libsqlclient-dev/changelog.Debian.gz