Index: .hgignore
==================================================================
--- .hgignore
+++ .hgignore
@@ -15,10 +15,11 @@
 config.h
 config.h.in
 config.log
 config.status
 configure
+DerivedData
 docs
 extra.mk
 generators/gen_tables
 generators/gen_tables.exe
 generators/CaseFolding.txt

Index: ObjFW.xcodeproj/project.pbxproj
==================================================================
--- ObjFW.xcodeproj/project.pbxproj
+++ ObjFW.xcodeproj/project.pbxproj
@@ -1597,12 +1597,13 @@
 
 /* Begin XCBuildConfiguration section */
 		1DEB919408733D9F0010E9CD /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				ARCHS = "$(ARCHS_STANDARD_32_64_BIT)";
+				GCC_C_LANGUAGE_STANDARD = gnu99;
 				GCC_OPTIMIZATION_LEVEL = 2;
-				GCC_VERSION = com.apple.compilers.llvmgcc42;
 				OTHER_CFLAGS = (
 					"-fexceptions",
 					"-fobjc-exceptions",
 					"-fconstant-string-class=OFConstantString",
 					"-fno-constant-cfstrings",
@@ -1622,12 +1623,13 @@
 			name = Debug;
 		};
 		1DEB919508733D9F0010E9CD /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
+				ARCHS = "$(ARCHS_STANDARD_32_64_BIT)";
+				GCC_C_LANGUAGE_STANDARD = gnu99;
 				GCC_OPTIMIZATION_LEVEL = 2;
-				GCC_VERSION = com.apple.compilers.llvmgcc42;
 				OTHER_CFLAGS = (
 					"-fexceptions",
 					"-fobjc-exceptions",
 					"-fconstant-string-class=OFConstantString",
 					"-fno-constant-cfstrings",
@@ -1647,108 +1649,65 @@
 			name = Release;
 		};
 		4B23CA8C133811610047A1D9 /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				ALWAYS_SEARCH_USER_PATHS = NO;
-				ARCHS = "$(ARCHS_STANDARD_32_64_BIT)";
-				COPY_PHASE_STRIP = NO;
 				DYLIB_COMPATIBILITY_VERSION = "";
 				DYLIB_CURRENT_VERSION = "";
 				EXECUTABLE_EXTENSION = impl;
-				GCC_C_LANGUAGE_STANDARD = gnu99;
-				GCC_DYNAMIC_NO_PIC = NO;
-				GCC_ENABLE_OBJC_EXCEPTIONS = YES;
-				GCC_OPTIMIZATION_LEVEL = 0;
-				GCC_PREPROCESSOR_DEFINITIONS = DEBUG;
-				GCC_SYMBOLS_PRIVATE_EXTERN = NO;
-				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
-				GCC_WARN_ABOUT_RETURN_TYPE = YES;
-				GCC_WARN_UNUSED_VARIABLE = YES;
+				INSTALL_PATH = "";
 				MACH_O_TYPE = mh_bundle;
-				MACOSX_DEPLOYMENT_TARGET = 10.6;
-				ONLY_ACTIVE_ARCH = YES;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SDKROOT = macosx;
 			};
 			name = Debug;
 		};
 		4B23CA8D133811610047A1D9 /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				ALWAYS_SEARCH_USER_PATHS = NO;
-				ARCHS = "$(ARCHS_STANDARD_32_64_BIT)";
-				COPY_PHASE_STRIP = YES;
-				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DYLIB_COMPATIBILITY_VERSION = "";
 				DYLIB_CURRENT_VERSION = "";
 				EXECUTABLE_EXTENSION = impl;
-				GCC_C_LANGUAGE_STANDARD = gnu99;
-				GCC_ENABLE_OBJC_EXCEPTIONS = YES;
-				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
-				GCC_WARN_ABOUT_RETURN_TYPE = YES;
-				GCC_WARN_UNUSED_VARIABLE = YES;
+				INSTALL_PATH = "";
 				MACH_O_TYPE = mh_bundle;
-				MACOSX_DEPLOYMENT_TARGET = 10.6;
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SDKROOT = macosx;
 			};
 			name = Release;
 		};
 		4B3D23871337FBC800DD29B8 /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				ALWAYS_SEARCH_USER_PATHS = NO;
-				ARCHS = "$(ARCHS_STANDARD_32_64_BIT)";
-				COPY_PHASE_STRIP = NO;
-				DYLIB_COMPATIBILITY_VERSION = 1;
-				DYLIB_CURRENT_VERSION = 1;
+				DYLIB_COMPATIBILITY_VERSION = 5;
+				DYLIB_CURRENT_VERSION = 5;
 				FRAMEWORK_VERSION = A;
-				GCC_C_LANGUAGE_STANDARD = gnu99;
-				GCC_DYNAMIC_NO_PIC = NO;
-				GCC_ENABLE_OBJC_EXCEPTIONS = YES;
-				GCC_PREPROCESSOR_DEFINITIONS = DEBUG;
-				GCC_SYMBOLS_PRIVATE_EXTERN = NO;
 				INFOPLIST_FILE = Info.plist;
-				MACOSX_DEPLOYMENT_TARGET = 10.6;
-				ONLY_ACTIVE_ARCH = YES;
+				OTHER_LDFLAGS = (
+					"-Wl,-reexport-lobjc",
+					"-lobjc",
+					"-lm",
+					"-Xarch_x86_64",
+					"-Wl,-alias_list,${SOURCE_ROOT}/src/mach_alias_list",
+				);
+				PRODUCT_NAME = "$(TARGET_NAME)";
+				WRAPPER_EXTENSION = framework;
+			};
+			name = Debug;
+		};
+		4B3D23881337FBC800DD29B8 /* Release */ = {
+			isa = XCBuildConfiguration;
+			buildSettings = {
+				DYLIB_COMPATIBILITY_VERSION = 5;
+				DYLIB_CURRENT_VERSION = 5;
+				FRAMEWORK_VERSION = A;
+				INFOPLIST_FILE = Info.plist;
 				OTHER_LDFLAGS = (
 					"-Wl,-reexport-lobjc",
 					"-lobjc",
 					"-lm",
 					"-Xarch_x86_64",
 					"-Wl,-alias_list,${SOURCE_ROOT}/src/mach_alias_list",
 				);
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SDKROOT = macosx;
-				WRAPPER_EXTENSION = framework;
-			};
-			name = Debug;
-		};
-		4B3D23881337FBC800DD29B8 /* Release */ = {
-			isa = XCBuildConfiguration;
-			buildSettings = {
-				ALWAYS_SEARCH_USER_PATHS = NO;
-				ARCHS = "$(ARCHS_STANDARD_32_64_BIT)";
-				COPY_PHASE_STRIP = YES;
-				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
-				DYLIB_COMPATIBILITY_VERSION = 1;
-				DYLIB_CURRENT_VERSION = 1;
-				FRAMEWORK_VERSION = A;
-				GCC_C_LANGUAGE_STANDARD = gnu99;
-				GCC_ENABLE_OBJC_EXCEPTIONS = YES;
-				INFOPLIST_FILE = Info.plist;
-				MACOSX_DEPLOYMENT_TARGET = 10.6;
-				OTHER_LDFLAGS = (
-					"-Wl,-reexport-lobjc",
-					"-lobjc",
-					"-lm",
-					"-Xarch_x86_64",
-					"-Wl,-alias_list,${SOURCE_ROOT}/src/mach_alias_list",
-				);
-				PRODUCT_NAME = "$(TARGET_NAME)";
-				SDKROOT = macosx;
 				WRAPPER_EXTENSION = framework;
 			};
 			name = Release;
 		};
 		4B5D8DDE1099E1B1000896FF /* Debug */ = {
@@ -1780,42 +1739,22 @@
 			name = Release;
 		};
 		4BF33AF7133807310059CEF7 /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				ALWAYS_SEARCH_USER_PATHS = NO;
-				ARCHS = "$(ARCHS_STANDARD_32_64_BIT)";
-				COPY_PHASE_STRIP = NO;
-				GCC_C_LANGUAGE_STANDARD = gnu99;
-				GCC_DYNAMIC_NO_PIC = NO;
-				GCC_ENABLE_OBJC_EXCEPTIONS = YES;
-				GCC_OPTIMIZATION_LEVEL = 0;
-				GCC_PREPROCESSOR_DEFINITIONS = (
-					DEBUG,
-					STDOUT,
-				);
-				GCC_SYMBOLS_PRIVATE_EXTERN = NO;
-				MACOSX_DEPLOYMENT_TARGET = 10.6;
-				ONLY_ACTIVE_ARCH = YES;
+				GCC_PREPROCESSOR_DEFINITIONS = STDOUT;
+				INSTALL_PATH = "";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SDKROOT = macosx;
 			};
 			name = Debug;
 		};
 		4BF33AF8133807310059CEF7 /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				ALWAYS_SEARCH_USER_PATHS = NO;
-				ARCHS = "$(ARCHS_STANDARD_32_64_BIT)";
-				COPY_PHASE_STRIP = YES;
-				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
-				GCC_C_LANGUAGE_STANDARD = gnu99;
-				GCC_ENABLE_OBJC_EXCEPTIONS = YES;
 				GCC_PREPROCESSOR_DEFINITIONS = STDOUT;
-				MACOSX_DEPLOYMENT_TARGET = 10.6;
+				INSTALL_PATH = "";
 				PRODUCT_NAME = "$(TARGET_NAME)";
-				SDKROOT = macosx;
 			};
 			name = Release;
 		};
 /* End XCBuildConfiguration section */