diff --git a/libobjc/ChangeLog b/libobjc/ChangeLog
index 1c245af8639..1ba64d10038 100644
--- a/libobjc/ChangeLog
+++ b/libobjc/ChangeLog
@@ -1,3 +1,7 @@
+2000-04-15  David Edelsohn  <edelsohn@gnu.org>
+
+	* Object.m (strlen): 64-bit PowerPC is a 64bit platform as well.
+
 2000-04-12  Jakub Jelinek  <jakub@redhat.com>
 
 	* Object.m (strlen): Provide prototype on all 64bit platforms,
diff --git a/libobjc/Object.m b/libobjc/Object.m
index 59851c14fb1..0bec4c9f801 100644
--- a/libobjc/Object.m
+++ b/libobjc/Object.m
@@ -320,7 +320,7 @@ extern int errno;
                      object_get_class_name(self), sel_get_name(aSel)];
 }
 
-#if defined(__alpha__) || (defined(__sparc__) && (defined(__sparcv9) || defined(__arch64__))) || (defined(__ia64__) && defined(__LP64__))
+#if defined(__alpha__) || (defined (_ARCH_PPC) && defined (__64BIT__)) || (defined(__sparc__) && (defined(__sparcv9) || defined(__arch64__))) || (defined(__ia64__) && defined(__LP64__))
 extern size_t strlen(const char*);
 #endif