The FORTRANish mess that once was is now mostly idiomatic C. Some issues
remain to be cleaned up:
-* The remaining shared globals: K, WD1, WD1X, WD2, WD2X. These are used
+* The remaining shared globals: WD1, WD1X, WD2, WD2X. These are used
rather promiscuously to pass around information that ought to be function
- arguments in a modern language. K is a particular offender.
+ arguments in a modern language.
* Remaining unstructured gotos in playermove() and do_command(). The goto L12
in playermove() is particularly horrible, jumping backwards into the