@@ -93,10 +93,15 @@
 		4B29BC5C133AC8540004B236 /* OFRenameFileFailedException.h in Headers */ = {isa = PBXBuildFile; fileRef = 4B29BC54133AC81B0004B236 /* OFRenameFileFailedException.h */; settings = {ATTRIBUTES = (Public, ); }; };
 		4B29BC61133AC9CB0004B236 /* OFLinkFailedException.h in Headers */ = {isa = PBXBuildFile; fileRef = 4B29BC5D133AC9C40004B236 /* OFLinkFailedException.h */; settings = {ATTRIBUTES = (Public, ); }; };
 		4B29BC62133AC9CB0004B236 /* OFLinkFailedException.m in Sources */ = {isa = PBXBuildFile; fileRef = 4B29BC5E133AC9C40004B236 /* OFLinkFailedException.m */; };
 		4B29BC63133AC9CB0004B236 /* OFSymlinkFailedException.h in Headers */ = {isa = PBXBuildFile; fileRef = 4B29BC5F133AC9C60004B236 /* OFSymlinkFailedException.h */; settings = {ATTRIBUTES = (Public, ); }; };
 		4B29BC64133AC9CB0004B236 /* OFSymlinkFailedException.m in Sources */ = {isa = PBXBuildFile; fileRef = 4B29BC60133AC9C90004B236 /* OFSymlinkFailedException.m */; };
+		4B39844213D3A24600E6F825 /* OFSet.h in Headers */ = {isa = PBXBuildFile; fileRef = 4B39844013D3A24600E6F825 /* OFSet.h */; };
+		4B39844313D3A24600E6F825 /* OFSet.m in Sources */ = {isa = PBXBuildFile; fileRef = 4B39844113D3A24600E6F825 /* OFSet.m */; };
+		4B39844713D3AFB400E6F825 /* OFMutableSet.h in Headers */ = {isa = PBXBuildFile; fileRef = 4B39844513D3AFB400E6F825 /* OFMutableSet.h */; };
+		4B39844813D3AFB400E6F825 /* OFMutableSet.m in Sources */ = {isa = PBXBuildFile; fileRef = 4B39844613D3AFB400E6F825 /* OFMutableSet.m */; };
+		4B39844A13D3D03000E6F825 /* OFSet.m in Sources */ = {isa = PBXBuildFile; fileRef = 4B39844913D3D03000E6F825 /* OFSet.m */; };
 		4B3D238B1337FC0D00DD29B8 /* OFApplication.m in Sources */ = {isa = PBXBuildFile; fileRef = 4B175C1E116D130B003C99CB /* OFApplication.m */; };
 		4B3D238C1337FC0D00DD29B8 /* OFArray.m in Sources */ = {isa = PBXBuildFile; fileRef = 4B67995B1099E7C50041064A /* OFArray.m */; };
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 		4B3D238E1337FC0D00DD29B8 /* OFBlock.m in Sources */ = {isa = PBXBuildFile; fileRef = 4BD86D811237A6C600ED9912 /* OFBlock.m */; };
 		4B3D238F1337FC0D00DD29B8 /* OFConstantString.m in Sources */ = {isa = PBXBuildFile; fileRef = 4BE5F0D812DF4225005C7A0C /* OFConstantString.m */; };
@@ -406,10 +411,15 @@
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+		4B39844013D3A24600E6F825 /* OFSet.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = OFSet.h; path = src/OFSet.h; sourceTree = "<group>"; };
+		4B39844113D3A24600E6F825 /* OFSet.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = OFSet.m; path = src/OFSet.m; sourceTree = "<group>"; };
+		4B39844513D3AFB400E6F825 /* OFMutableSet.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = OFMutableSet.h; path = src/OFMutableSet.h; sourceTree = "<group>"; };
+		4B39844613D3AFB400E6F825 /* OFMutableSet.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = OFMutableSet.m; path = src/OFMutableSet.m; sourceTree = "<group>"; };
+		4B39844913D3D03000E6F825 /* OFSet.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = OFSet.m; path = tests/OFSet.m; sourceTree = "<group>"; };
 		4B3D236D1337FB5800DD29B8 /* base64.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = base64.h; path = src/base64.h; sourceTree = "<group>"; };
 		4B3D236E1337FB5800DD29B8 /* base64.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; name = base64.m; path = src/base64.m; sourceTree = "<group>"; };
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 		4B3D23BB1337FC5800DD29B8 /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = SOURCE_ROOT; };
@@ -823,10 +833,12 @@
 				4BF1BCC311C9663F0025511F /* OFMD5Hash.m */,
 				4B67996F1099E7C50041064A /* OFMutableArray.h */,
 				4B6799701099E7C50041064A /* OFMutableArray.m */,
 				4B6799711099E7C50041064A /* OFMutableDictionary.h */,
 				4B6799721099E7C50041064A /* OFMutableDictionary.m */,
+				4B39844513D3AFB400E6F825 /* OFMutableSet.h */,
+				4B39844613D3AFB400E6F825 /* OFMutableSet.m */,
 				4B6799731099E7C50041064A /* OFMutableString.h */,
 				4B6799741099E7C50041064A /* OFMutableString.m */,
 				4B511B7A139C0A34003764A5 /* OFNull.h */,
 				4B511B7B139C0A34003764A5 /* OFNull.m */,
 				4B6799751099E7C50041064A /* OFNumber.h */,
@@ -838,10 +850,12 @@
 				4B6799791099E7C50041064A /* OFPlugin.h */,
 				4B67997A1099E7C50041064A /* OFPlugin.m */,
 				4B981CDE116F71DD00294DB7 /* OFSeekableStream.h */,
 				4B981CDF116F71DD00294DB7 /* OFSeekableStream.m */,
 				4B989C2E13771A3700109A30 /* OFSerialization.h */,
+				4B39844013D3A24600E6F825 /* OFSet.h */,
+				4B39844113D3A24600E6F825 /* OFSet.m */,
 				4BF1BCC411C9663F0025511F /* OFSHA1Hash.h */,
 				4BF1BCC511C9663F0025511F /* OFSHA1Hash.m */,
 				4B67997D1099E7C50041064A /* OFStream.h */,
 				4B67997E1099E7C50041064A /* OFStream.m */,
 				4BAF5F47123460C900F4E111 /* OFStreamObserver.h */,
@@ -914,10 +928,11 @@
 				4B6EF6731235358D0076B512 /* OFMD5HashTests.m */,
 				4B6EF6741235358D0076B512 /* OFNumberTests.m */,
 				4B6EF6751235358D0076B512 /* OFObjectTests.m */,
 				4B6EF6761235358D0076B512 /* OFPluginTests.m */,
 				4B3D5693139A617D0010A78F /* OFSerializationTests.m */,
+				4B39844913D3D03000E6F825 /* OFSet.m */,
 				4B6EF6771235358D0076B512 /* OFSHA1HashTests.m */,
 				4B6EF6781235358D0076B512 /* OFStreamTests.m */,
 				4B6EF6791235358D0076B512 /* OFStringTests.m */,
 				4B6EF67A1235358D0076B512 /* OFTCPSocketTests.m */,
 				4B6EF67B1235358D0076B512 /* OFThreadTests.m */,
@@ -1089,10 +1104,12 @@
 				4B55A101133ABEA900B58A93 /* OFThreadStartFailedException.h in Headers */,
 				4B55A103133ABEA900B58A93 /* OFThreadStillRunningException.h in Headers */,
 				4B55A116133AC24600B58A93 /* OFWriteFailedException.h in Headers */,
 				4B55A109133AC05100B58A93 /* common.h in Headers */,
 				4BDF37B51338055600F9A81A /* config.h in Headers */,
+				4B39844213D3A24600E6F825 /* OFSet.h in Headers */,
+				4B39844713D3AFB400E6F825 /* OFMutableSet.h in Headers */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
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 /* End PBXHeadersBuildPhase section */
 
@@ -1339,10 +1356,12 @@
 				4B55A104133ABEA900B58A93 /* OFThreadStillRunningException.m in Sources */,
 				4B17FFAA133A34E7003E6DCD /* OFTruncatedDataException.m in Sources */,
 				4B17FFB6133A375B003E6DCD /* OFUnboundNamespaceException.m in Sources */,
 				4B17FFB2133A3664003E6DCD /* OFUnsupportedProtocolException.m in Sources */,
 				4B55A117133AC24600B58A93 /* OFWriteFailedException.m in Sources */,
+				4B39844313D3A24600E6F825 /* OFSet.m in Sources */,
+				4B39844813D3AFB400E6F825 /* OFMutableSet.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
 		4BF33AEC133807310059CEF7 /* Sources */ = {
 			isa = PBXSourcesBuildPhase;
@@ -1357,10 +1376,12 @@
 				4BF33B03133807A20059CEF7 /* OFListTests.m in Sources */,
 				4BF33B04133807A20059CEF7 /* OFMD5HashTests.m in Sources */,
 				4BF33B05133807A20059CEF7 /* OFNumberTests.m in Sources */,
 				4BF33B06133807A20059CEF7 /* OFObjectTests.m in Sources */,
 				4BF33B07133807A20059CEF7 /* OFPluginTests.m in Sources */,
+				4B3D5694139A617D0010A78F /* OFSerializationTests.m in Sources */,
+				4B39844A13D3D03000E6F825 /* OFSet.m in Sources */,
 				4BF33B08133807A20059CEF7 /* OFSHA1HashTests.m in Sources */,
 				4BF33B09133807A20059CEF7 /* OFStreamTests.m in Sources */,
 				4BF33B0A133807A20059CEF7 /* OFStringTests.m in Sources */,
 				4BF33B0B133807A20059CEF7 /* OFTCPSocketTests.m in Sources */,
 				4BF33B0C133807A20059CEF7 /* OFThreadTests.m in Sources */,
@@ -1368,11 +1389,10 @@
 				4BF33B0E133807A20059CEF7 /* OFXMLElementBuilderTests.m in Sources */,
 				4BF33B0F133807A20059CEF7 /* OFXMLElementTests.m in Sources */,
 				4BF33B10133807A20059CEF7 /* OFXMLParserTests.m in Sources */,
 				4BF33B11133807A20059CEF7 /* PropertiesTests.m in Sources */,
 				4BF33B12133807A20059CEF7 /* TestsAppDelegate.m in Sources */,
-				4B3D5694139A617D0010A78F /* OFSerializationTests.m in Sources */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
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 /* End PBXSourcesBuildPhase section */