diff --git a/desTest.c b/desTest.c
index 10b2aa8e995dd49cd971153d454ef342191d18b9..92cd292fbd72bf10575b8c956d025bfcde0eb0f5 100644
--- a/desTest.c
+++ b/desTest.c
@@ -34,27 +34,27 @@ static struct rusage usage;
  * the tests (key0-3, text0-3) are cribbed from code which is (c) 1988 MIT
  */
 
-byte keyt[8] =		{0x5d, 0x85, 0x91, 0x73, 0xcb, 0x49, 0xdf, 0x2f};
-byte key0[8] =		{0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x80};
-byte key1[8] =		{0x80, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01};
-byte key2[8] =		{0x08, 0x19, 0x2a, 0x3b, 0x4c, 0x5d, 0x6e, 0x7f};
-byte key3[8] =		{0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef};
-byte textt[8] =		{0x67, 0x1f, 0xc8, 0x93, 0x46, 0x5e, 0xab, 0x1e};
-byte text0[8] =		{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
-byte text1[8] =		{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40};
-byte text2[8] =		{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
-byte text3[8] =		{'N',  'o',  'w',  ' ',  'i',  's',  ' ',  't' };
+UINT8 keyt[8]  = {0x5d, 0x85, 0x91, 0x73, 0xcb, 0x49, 0xdf, 0x2f};
+UINT8 key0[8]  = {0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x80};
+UINT8 key1[8]  = {0x80, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01};
+UINT8 key2[8]  = {0x08, 0x19, 0x2a, 0x3b, 0x4c, 0x5d, 0x6e, 0x7f};
+UINT8 key3[8]  = {0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef};
+UINT8 textt[8] = {0x67, 0x1f, 0xc8, 0x93, 0x46, 0x5e, 0xab, 0x1e};
+UINT8 text0[8] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
+UINT8 text1[8] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40};
+UINT8 text2[8] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
+UINT8 text3[8] = {'N',  'o',  'w',  ' ',  'i',  's',  ' ',  't' };
 
 /* work areas */
 
 DesKeys keys;
-byte cipher[8], output[8];
+UINT8 cipher[8], output[8];
 
 /* noisy interfaces to the routines under test */
 
 static void
 method(key)
-byte *key;
+UINT8 *key;
 {
 	int j;
 
@@ -68,7 +68,7 @@ byte *key;
 
 static void
 encode(src, dst)
-byte *src, *dst;
+UINT8 *src, *dst;
 {
 	int j;
 
@@ -86,7 +86,7 @@ byte *src, *dst;
 
 static void
 decode(src, dst, check)
-byte *src, *dst, *check;
+UINT8 *src, *dst, *check;
 {
 	int j;