diff --git a/arogue5/fight.c b/arogue5/fight.c
index 7735b56..c983de2 100644
--- a/arogue5/fight.c
+++ b/arogue5/fight.c
@@ -20,17 +20,18 @@
 
 bool roll_em(struct thing *att_er, struct thing *def_er, struct object *weap, 
              bool hurl, struct object *cur_weapon, bool back_stab);
-void hit(struct object *weapon, struct thing *tp, char *er, char *ee, 
-         bool back_stab);
-void miss(struct object *weapon, struct thing *tp, char *er, char *ee);
+void hit(struct object *weapon, struct thing *tp, const char *er,
+         const char *ee, bool back_stab);
+void miss(struct object *weapon, struct thing *tp, const char *er, 
+          const char *ee);
 int dext_plus(int dexterity);
 int str_plus(short str);
 int add_dam(short str);
 int hung_dam(void);
-void thunk(struct object *weap, struct thing *tp, char *mname);
-void m_thunk(struct object *weap, struct thing *tp, char *mname);
-void bounce(struct object *weap, struct thing *tp, char *mname);
-void m_bounce(struct object *weap, struct thing *tp, char *mname);
+void thunk(struct object *weap, struct thing *tp, const char *mname);
+void m_thunk(struct object *weap, struct thing *tp, const char *mname);
+void bounce(struct object *weap, struct thing *tp, const char *mname);
+void m_bounce(struct object *weap, struct thing *tp, const char *mname);
 struct object *wield_weap(struct object *thrown, struct thing *mp);
 void explode(struct thing *tp);
 
@@ -1037,7 +1038,7 @@ roll_em(struct thing *att_er, struct thing *def_er, struct object *weap,
  */
 
 char *
-prname(char *who, bool upper)
+prname(const char *who, bool upper)
 {
     static char tbuf[LINELEN];
 
@@ -1062,7 +1063,8 @@ prname(char *who, bool upper)
  */
 
 void
-hit(struct object *weapon, struct thing *tp, char *er, char *ee, bool back_stab)
+hit(struct object *weapon, struct thing *tp, const char *er, const char *ee, 
+    bool back_stab)
 {
     register char *s = NULL;
     char 
@@ -1119,7 +1121,7 @@ hit(struct object *weapon, struct thing *tp, char *er, char *ee, bool back_stab)
  */
 
 void
-miss(struct object *weapon, struct thing *tp, char *er, char *ee)
+miss(struct object *weapon, struct thing *tp, const char *er, const char *ee)
 {
     register char *s = NULL;
     char
@@ -1226,7 +1228,7 @@ hung_dam(void)
  */
 
 void
-thunk(struct object *weap, struct thing *tp, char *mname)
+thunk(struct object *weap, struct thing *tp, const char *mname)
 {
     /* tp: Defender */
     char *def_name;	/* Name of defender */
@@ -1254,7 +1256,7 @@ thunk(struct object *weap, struct thing *tp, char *mname)
  */
 
 void
-m_thunk(struct object *weap, struct thing *tp, char *mname)
+m_thunk(struct object *weap, struct thing *tp, const char *mname)
 {
     char *att_name;	/* Name of attacker */
 
@@ -1281,7 +1283,7 @@ m_thunk(struct object *weap, struct thing *tp, char *mname)
  */
 
 void
-bounce(struct object *weap, struct thing *tp, char *mname)
+bounce(struct object *weap, struct thing *tp, const char *mname)
 {
     /* tp: Defender */
     char *def_name;	/* Name of defender */
@@ -1309,7 +1311,7 @@ bounce(struct object *weap, struct thing *tp, char *mname)
  */
 
 void
-m_bounce(struct object *weap, struct thing *tp, char *mname)
+m_bounce(struct object *weap, struct thing *tp, const char *mname)
 {
     char *att_name;	/* Name of attacker */
 
diff --git a/rogue4/fight.c b/rogue4/fight.c
index 2c0ae82..c7ed6df 100644
--- a/rogue4/fight.c
+++ b/rogue4/fight.c
@@ -22,8 +22,8 @@ long e_levels[] = {
 };
 
 bool roll_em(THING *thatt, THING *thdef, THING *weap, bool hurl);
-void hit(char *er, char *ee);
-void miss(char *er, char *ee);
+void hit(const char *er, const char *ee);
+void miss(const char *er, const char *ee);
 int str_plus(str_t str);
 int add_dam(str_t str);
 void thunk(THING *weap, const char *mname);
@@ -446,7 +446,7 @@ roll_em(THING *thatt, THING *thdef, THING *weap, bool hurl)
  *	The print name of a combatant
  */
 char *
-prname(char *who, bool upper)
+prname(const char *who, bool upper)
 {
     static char tbuf[MAXSTR];
 
@@ -470,7 +470,7 @@ prname(char *who, bool upper)
  *	Print a message to indicate a succesful hit
  */
 void
-hit(char *er, char *ee)
+hit(const char *er, const char *ee)
 {
     register char *s = "";
 
@@ -496,7 +496,7 @@ hit(char *er, char *ee)
  *	Print a message to indicate a poor swing
  */
 void
-miss(char *er, char *ee)
+miss(const char *er, const char *ee)
 {
     register char *s = "";
 
diff --git a/rogue4/misc.c b/rogue4/misc.c
index 6fe845d..f1151bb 100644
--- a/rogue4/misc.c
+++ b/rogue4/misc.c
@@ -345,7 +345,7 @@ aggravate(void)
  *	"an".
  */
 char *
-vowelstr(char *str)
+vowelstr(const char *str)
 {
     switch (*str)
     {
diff --git a/rogue4/rogue.h b/rogue4/rogue.h
index d0c1326..71342f1 100644
--- a/rogue4/rogue.h
+++ b/rogue4/rogue.h
@@ -619,7 +619,7 @@ void    unconfuse(void);
 char   *unctrol(char ch);
 void    unlock_sc(void);
 void    unsee(void);
-char   *vowelstr(char *str);
+char   *vowelstr(const char *str);
 char   *xcrypt(const char *key, const char *setting);
 void    w_wait_for(WINDOW *win, char ch);
 void    wait_for(char ch);