follow-up: store square of dist in arwep table

Also includes some additional unrelated #undef's since one was
being added.

src/monmove.c

@@ -1210,7 +1210,7 @@ m_balks_at_approaching(int oldappr, struct monst *mtmp, int *pdistmin,
         if (pdistmin)
             *pdistmin = 2 * 2;
         if (pdistmax)
-            *pdistmax = arw->range * arw->range;
+            *pdistmax = arw->range;
         return -2;
     }
 

src/weapon.c

@@ -507,10 +507,11 @@ static NEARDATA const int pwep[] = { HALBERD,       BARDICHE, SPETUM,
                                      BEC_DE_CORBIN, FAUCHARD, PARTISAN,
                                      LANCE };
 
+#define AKLYS_LIM (BOLT_LIM / 2)
 /* throw-and-return weapons */
 static NEARDATA const struct throw_and_return_weapon arwep[] = {
     /* { BOOMERANG, 5, 0 }, */
-    { AKLYS, (BOLT_LIM / 2), 1 },
+    { AKLYS, AKLYS_LIM * AKLYS_LIM, 1 },
 };
 
 const struct throw_and_return_weapon *
@@ -1779,4 +1780,19 @@ setmnotwielded(struct monst *mon, struct obj *obj)
     obj->owornmask &= ~W_WEP;
 }
 
+#undef PN_BARE_HANDED
+#undef PN_RIDING
+#undef PN_POLEARMS
+#undef PN_SABER
+#undef PN_HAMMER
+#undef PN_WHIP
+#undef PN_ATTACK_SPELL
+#undef PN_HEALING_SPELL
+#undef PN_DIVINATION_SPELL
+#undef PN_ENCHANTMENT_SPELL
+#undef PN_CLERIC_SPELL
+#undef PN_ESCAPE_SPELL
+#undef PN_MATTER_SPELL
+#undef AKLYS_LIM
+
 /*weapon.c*/