--- a/arogue7/actions.c	Sun Feb 07 14:39:21 2016 -0500
+++ b/arogue7/actions.c	Fri Feb 19 21:02:28 2016 -0500
@@ -18,12 +18,21 @@
 #include "rogue.h"
 #define	MAXINT	INT_MAX
 #define	MININT	INT_MIN
+
+void m_breathe(struct thing *tp);
+void m_select(struct thing *th, bool flee);
+void m_sonic(struct thing *tp);
+void m_spell(struct thing *tp);
+void m_summon(struct thing *tp);
+bool m_use_it(struct thing *tp, bool flee, struct room *rer, struct room *ree);
+bool m_use_pack(struct thing *monster, coord *monst_pos, coord *defend_pos, 
+           int dist, coord *shoot_dir);
+
 /* 
  * Did we disrupt a spell? 
  */
-dsrpt_monster(tp, always, see_him)
-register struct thing *tp;
-bool always, see_him;
+void
+dsrpt_monster(struct thing *tp, bool always, bool see_him)
 {
     switch (tp->t_action) {
     case A_SUMMON:
@@ -52,7 +61,8 @@
     }
 }
 
-dsrpt_player()
+void
+dsrpt_player(void)
 {
     int which, action;
     struct linked_list *item;
@@ -81,7 +91,7 @@
 	if (purse > 0) {
 	    msg("Your gold goes flying everywhere!");
 	    do {
-		item = spec_item(GOLD, NULL, NULL, NULL);
+		item = spec_item(GOLD, 0, 0, 0);
 		obj = OBJPTR(item);
 		obj->o_count = min(purse, rnd(10)+1);
 		purse -= obj->o_count;
@@ -120,8 +130,8 @@
  *	Otherwise, let it perform its chosen action.
  */
 
-m_act(tp)
-register struct thing *tp;
+void
+m_act(struct thing *tp)
 {
     struct object *obj;
     bool flee;	/* Are we scared? */
@@ -235,8 +245,8 @@
  *	Breathe in the chosen direction.
  */
 
-m_breathe(tp)
-register struct thing *tp;
+void
+m_breathe(struct thing *tp)
 {
     register int damage;
     register char *breath = "";
@@ -344,11 +354,11 @@
 /*
  * m_select:
  *	Select an action for the monster.
+ * flee: True if running away or player is inaccessible in wall
  */
 
-m_select(th, flee)
-register struct thing *th;
-register bool flee; /* True if running away or player is inaccessible in wall */
+void
+m_select(struct thing *th, bool flee)
 {
     register struct room *rer, *ree;	/* room of chaser, room of chasee */
     int dist = MININT;
@@ -486,8 +496,8 @@
  *	The monster is sounding a sonic blast.
  */
 
-m_sonic(tp)
-register struct thing *tp;
+void
+m_sonic(struct thing *tp)
 {
     register int damage;
     static struct object blast =
@@ -515,8 +525,8 @@
  *	The monster casts a spell.  Currently this is limited to
  *	magic missile.
  */
-m_spell(tp)
-register struct thing *tp;
+void
+m_spell(struct thing *tp)
 {
     static struct object missile =
     {
@@ -538,8 +548,8 @@
  *	Summon aid.
  */
 
-m_summon(tp)
-register struct thing *tp;
+void
+m_summon(struct thing *tp)
 {
     register char *helpname, *mname;
     int fail, numsum;
@@ -612,10 +622,7 @@
  */
 
 bool
-m_use_it(tp, flee, rer, ree)
-register struct thing *tp;
-bool flee;
-register struct room *rer, *ree;
+m_use_it(struct thing *tp, bool flee, struct room *rer, struct room *ree)
 {
     int dist;
     register coord *ee = tp->t_dest, *er = &tp->t_pos; 
@@ -777,14 +784,15 @@
 /*
  * runners:
  *	Make all the awake monsters try to do something.
+ * segments: Number of segments since last called
  */
 
-runners(segments)
-int segments;    /* Number of segments since last called */
+int
+runners(int segments)
 {
     register struct linked_list *item;
     register struct thing *tp = NULL;
-    register min_time = 20;	/* Minimum time until a monster can act */
+    register int min_time = 20;	/* Minimum time until a monster can act */
 
     /*
      * loop thru the list of running (wandering) monsters and see what
@@ -870,11 +878,8 @@
  * Only care about relics and wands for now.
  */
 bool