* We define our own routines to classify 8-bit characters (based on US-ASCII charset).
* This way we bypass most possible problems with different compilation environments.
*
- * All functions and macros accept any numeric parameters and if it is necessary, they simply ignore higher bits.
+ * All functions and macros accept any numbers and if it is necessary, they simply ignore higher bits.
* It does not matter whether a parameter is signed or unsigned.
***/