diff --git a/utils.c b/utils.c
index c38eb916..e7f6f76c 100644
--- a/utils.c
+++ b/utils.c
@@ -850,7 +850,7 @@ void debug_memdump(const void *buf, int len, bool L)
 
 #endif				/* def DEBUG */
 
-#ifndef PLATFORM_HAS_SMEMCLR
+#ifndef _WINDOWS /* FIXME PLATFORM_HAS_SMEMCLR */
 /*
  * Securely wipe memory.
  *