aesb: avoid stomping on an existing define on NetBSD

src/crypto/aesb.c

@@ -33,11 +33,11 @@ extern "C"
 #define RC_LENGTH       (5 * (AES_BLOCK_SIZE / 4 - 2))
 
 #if defined(_MSC_VER)
-#define ALIGN __declspec(align(TABLE_ALIGN))
+#define LOCAL_ALIGN __declspec(align(TABLE_ALIGN))
 #elif defined(__GNUC__)
-#define ALIGN __attribute__ ((aligned(16)))
+#define LOCAL_ALIGN __attribute__ ((aligned(16)))
 #else
-#define ALIGN
+#define LOCAL_ALIGN
 #endif
 
 #define rf1(r,c) (r)
@@ -131,7 +131,7 @@ extern "C"
 #define t_set(m,n) t_##m##n
 #define t_use(m,n) t_##m##n
 
-#define d_4(t,n,b,e,f,g,h) ALIGN const t n[4][256] = { b(e), b(f), b(g), b(h) }
+#define d_4(t,n,b,e,f,g,h) LOCAL_ALIGN const t n[4][256] = { b(e), b(f), b(g), b(h) }
 
 #define four_tables(x,tab,vf,rf,c) \
   (tab[0][bval(vf(x,0,c),rf(0,c))] \