+/* Target platforms. */
+#define BFD_MACH_O_PLATFORM_MACOS 1
+#define BFD_MACH_O_PLATFORM_IOS 2
+#define BFD_MACH_O_PLATFORM_TVOS 3
+#define BFD_MACH_O_PLATFORM_WATCHOS 4
+#define BFD_MACH_O_PLATFORM_BRIDGEOS 5
+
+/* Build tools. */
+#define BFD_MACH_O_TOOL_CLANG 1
+#define BFD_MACH_O_TOOL_SWIFT 2
+#define BFD_MACH_O_TOOL_LD 3
+