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You should have received a copy of the GNU Library General Public
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License along with this library; if not, write to the Free
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Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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#ifndef __NSKeyValueObserving_h_GNUSTEP_BASE_INCLUDE
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#define __NSKeyValueObserving_h_GNUSTEP_BASE_INCLUDE
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#if OS_API_VERSION(100300,GS_API_LATEST) && GS_API_VERSION(010200,GS_API_LATEST)