1 files changed, 1 insertions, 1 deletions

diff --git a/src/alloc.c b/src/alloc.c
index 067dd7b753e..9116508bf6a 100644
--- a/src/alloc.c
+++ b/src/alloc.c
@@ -1341,7 +1341,7 @@ allocate_string ()
 
 #ifdef GC_CHECK_STRING_BYTES
   if (!noninteractive
-#ifdef macintosh
+#ifdef MAC_OS8
       && current_sblock
 #endif
      )