diff --git a/Z80.CPU/v1.0/development/Xcode/Z80.xcodeproj/project.pbxproj b/Z80.CPU/v1.0/development/Xcode/Z80.xcodeproj/project.pbxproj
index d7ad261..f274769 100644
--- a/Z80.CPU/v1.0/development/Xcode/Z80.xcodeproj/project.pbxproj
+++ b/Z80.CPU/v1.0/development/Xcode/Z80.xcodeproj/project.pbxproj
@@ -190,15 +190,11 @@
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_WARN_BOOL_CONVERSION = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
-				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
-				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
 				CLANG_WARN_UNREACHABLE_CODE = YES;
-				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				COPY_PHASE_STRIP = NO;
-				ENABLE_STRICT_OBJC_MSGSEND = YES;
 				GCC_C_LANGUAGE_STANDARD = c99;
 				GCC_DYNAMIC_NO_PIC = NO;
 				GCC_GENERATE_DEBUGGING_SYMBOLS = NO;
@@ -210,7 +206,6 @@
 				GCC_SYMBOLS_PRIVATE_EXTERN = NO;
 				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
 				GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
-				GCC_WARN_UNDECLARED_SELECTOR = YES;
 				GCC_WARN_UNINITIALIZED_AUTOS = YES;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
@@ -222,7 +217,6 @@
 				LINK_WITH_STANDARD_LIBRARIES = NO;
 				LLVM_LTO = YES;
 				MACOSX_DEPLOYMENT_TARGET = 10.6;
-				MTL_ENABLE_DEBUG_INFO = YES;
 				ONLY_ACTIVE_ARCH = YES;
 				STRIP_STYLE = "non-global";
 			};
@@ -235,22 +229,16 @@
 				CLANG_ENABLE_MODULES = YES;
 				CLANG_WARN_BOOL_CONVERSION = YES;
 				CLANG_WARN_CONSTANT_CONVERSION = YES;
-				CLANG_WARN_DIRECT_OBJC_ISA_USAGE = YES_ERROR;
 				CLANG_WARN_EMPTY_BODY = YES;
 				CLANG_WARN_ENUM_CONVERSION = YES;
 				CLANG_WARN_INT_CONVERSION = YES;
-				CLANG_WARN_OBJC_ROOT_CLASS = YES_ERROR;
 				CLANG_WARN_UNREACHABLE_CODE = YES;
-				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				COPY_PHASE_STRIP = YES;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
-				ENABLE_NS_ASSERTIONS = NO;
-				ENABLE_STRICT_OBJC_MSGSEND = YES;
 				GCC_C_LANGUAGE_STANDARD = c99;
 				GCC_GENERATE_DEBUGGING_SYMBOLS = NO;
 				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
 				GCC_WARN_ABOUT_RETURN_TYPE = YES_ERROR;
-				GCC_WARN_UNDECLARED_SELECTOR = YES;
 				GCC_WARN_UNINITIALIZED_AUTOS = YES;
 				GCC_WARN_UNUSED_FUNCTION = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
@@ -262,7 +250,6 @@
 				LINK_WITH_STANDARD_LIBRARIES = NO;
 				LLVM_LTO = YES;
 				MACOSX_DEPLOYMENT_TARGET = 10.6;
-				MTL_ENABLE_DEBUG_INFO = NO;
 				STRIP_STYLE = "non-global";
 			};
 			name = Release;
@@ -271,9 +258,8 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				DYLIB_COMPATIBILITY_VERSION = 1;
-				DYLIB_CURRENT_VERSION = 1;
+				DYLIB_CURRENT_VERSION = 1.0;
 				EXECUTABLE_PREFIX = lib;
-				LD_DYLIB_INSTALL_NAME = "$(EXECUTABLE_PATH)";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PUBLIC_HEADERS_FOLDER_PATH = /usr/local/include/emulation/CPU;
 			};
@@ -283,9 +269,8 @@
 			isa = XCBuildConfiguration;
 			buildSettings = {
 				DYLIB_COMPATIBILITY_VERSION = 1;
-				DYLIB_CURRENT_VERSION = 1;
+				DYLIB_CURRENT_VERSION = 1.0;
 				EXECUTABLE_PREFIX = lib;
-				LD_DYLIB_INSTALL_NAME = "$(EXECUTABLE_PATH)";
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PUBLIC_HEADERS_FOLDER_PATH = /usr/local/include/emulation/CPU;
 			};
@@ -294,11 +279,6 @@
 		6428A57E1AAFEDED00634F5D /* Debug */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				CLANG_ENABLE_OBJC_ARC = YES;
-				GCC_PREPROCESSOR_DEFINITIONS = (
-					"DEBUG=1",
-					"$(inherited)",
-				);
 				PRODUCT_NAME = Z80;
 			};
 			name = Debug;
@@ -306,7 +286,6 @@
 		6428A57F1AAFEDED00634F5D /* Release */ = {
 			isa = XCBuildConfiguration;
 			buildSettings = {
-				CLANG_ENABLE_OBJC_ARC = YES;
 				PRODUCT_NAME = Z80;
 			};
 			name = Release;