@@ -100,14 +100,17 @@
 #elif defined(__HAIKU__)
 # define OF_HAIKU
 #elif defined(__MORPHOS__)
 # ifndef __ixemul__
 #  define OF_MORPHOS
-#  define OF_AMIGAOS_LIKE
+#  define OF_AMIGAOS
 # else
 #  define OF_MORPHOS_IXEMUL
 # endif
+#elif defined(__amigaos4__)
+# define OF_AMIGAOS4
+# define OF_AMIGAOS
 #elif defined(__sun__)
 # define OF_SOLARIS
 #elif defined(__QNX__)
 # define OF_QNX
 #elif defined(__wii__)