#if !defined(RC4_INT)
/* using int types make the structure larger but make the code faster
* on most boxes I have tested - up to %20 faster. */
-/*
+/*-
* I don't know what does "most" mean, but declaring "int" is a must on:
* - Intel P6 because partial register stalls are very expensive;
* - elder Alpha because it lacks byte load/store instructions;