--- unace.c.orig	Thu Oct 21 18:39:24 1999
+++ unace.c	Thu Oct 21 18:39:46 1999
@@ -120,7 +120,7 @@
    if (read(archan, &head, 4)<4)
       return 0;                         // read CRC and header size
 
-#ifdef HI_LO_BYTE_ORDER
+#if BYTE_ORDER == BIG_ENDIAN
    WORDswap(&head.HEAD_CRC);
    WORDswap(&head.HEAD_SIZE);
 #endif