@@ -31,13 +31,10 @@
 #if defined(OF_MACOS) || defined(OF_NETBSD)
 # include <sys/sysctl.h>
 #endif
 
 #if defined(OF_AMIGAOS4)
-# define __USE_INLINE__
-# define __NOLIBBASE__
-# define __NOGLOBALIFACE__
 # include <exec/exectags.h>
 # include <proto/exec.h>
 #elif defined(OF_MORPHOS)
 # include <exec/system.h>
 # include <proto/exec.h>
@@ -99,14 +96,10 @@
 struct x86_regs {
 	uint32_t eax, ebx, ecx, edx;
 };
 #endif
 
-#ifdef OF_AMIGAOS4
-extern struct ExecIFace *IExec;
-#endif
-
 static size_t pageSize = 4096;
 static size_t numberOfCPUs = 1;
 static OFString *operatingSystemName = nil;
 static OFString *operatingSystemVersion = nil;