Fix many compiler warnings. There should only be two changes in behavior: arogue7/fight.c, arogue7/fight.c: a to-hit bonus is now correctly applied to characters who are not monks instead of monks who are not empty-handed. urogue/fight.c: fixed an interaction with the "debug" macro that could cause the wrong message to be displayed.

--- a/arogue5/save.c	Sat Mar 20 22:36:52 2021 -0400
+++ b/arogue5/save.c	Wed Apr 14 18:55:33 2021 -0400
@@ -128,8 +128,6 @@
 save_file(FILE *savef)
 {
     int ret;
-    int slines = LINES;
-    int scols  = COLS;
 
     wmove(cw, LINES-1, 0);
     draw(cw);