c656295e8e186c77de7c45a34aa5d0f85b1d7265
galt
  Thu Jan 11 18:13:39 2018 -0800
fixing description of hex function.

diff --git src/lib/hex.c src/lib/hex.c
index e5f8aa7..4dd8c4c 100644
--- src/lib/hex.c
+++ src/lib/hex.c
@@ -32,31 +32,31 @@
 byteToHex(n, hex);
 hex[2] = 0;
 return cloneString(hex);
 }
 
 /* And the reverse functions: */
 
 char hexToNibble(char n)
 /* convert hexidecimal character to nibble. 0-9a-f. */
 {
 return n - ( n <= '9' ? '0' : ('a'-10) );
 }
 
 
 unsigned char hexToByte(char *hex)
-/* convert byte to hexidecimal characters. 0 <= n <= 255. */
+/* convert hexidecimal characters to unsigned char. */
 {
 unsigned char n = hexToNibble(*hex++);
 n <<= 4;
 n += hexToNibble(*hex++);
 return n;
 }
 
 
 void hexBinaryString(unsigned char *in, int inSize, char *out, int outSize)
 /* Convert possibly long binary string to hex string.
  * Out size needs to be at least 2x inSize+1 */
 {
 assert(inSize * 2 +1 <= outSize);
 while (--inSize >= 0)
     {