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.

urogue/monsters.c

@@ -892,6 +892,7 @@ wake_monster(int y, int x)
                 }
             }
             else if (off(player, ISBLIND))
+            {
                 if (save(VS_WAND) || is_wearing(R_TRUESEE) || is_wearing(R_SEEINVIS))
                     msg("Your eyes film over for a moment.");
                 else
@@ -901,6 +902,7 @@ wake_monster(int y, int x)
                     light_fuse(FUSE_SIGHT, 0, rnd(30) + 20, AFTER);
                     look(FALSE);
                 }
+            }
         }
 
         if (on(*tp, LOOKSTONE))  /* Stoning */