--- a/xrogue/main.c	Fri Feb 26 17:30:30 2016 -0500
+++ b/xrogue/main.c	Wed Mar 02 21:28:34 2016 -0500
@@ -27,10 +27,13 @@
 #include "rogue.h"
 
 void open_records(void);
+bool too_much(void);
+bool author(void);
+bool playtime(void);
+bool betaover(void);
 
-main(argc, argv, envp)
-char **argv;
-char **envp;
+int
+main(int argc, char *argv[], char *envp[])
 {
     register char *env;
     time_t now;
@@ -283,10 +286,8 @@
  *      Exit the program abnormally.
  */
 
-/*UNUSED*/
 void
-endit(sig)
-int sig;
+endit(int sig)
 {
 	NOOP(sig);
     fatal("Ok, if you want to exit that badly, I'll have to allow it\n");
@@ -297,8 +298,8 @@
  *      Exit the program, printing a message.
  */
 
-fatal(s)
-char *s;
+void
+fatal(char *s)
 {
     clear();
     move(lines-2, 0);
@@ -313,8 +314,8 @@
  *      Pick a very random number.
  */
 
-rnd(range)
-register int range;
+int
+rnd(int range)
 {
     return( md_rand(range) );
 }
@@ -324,8 +325,8 @@
  *      roll a number of dice
  */
 
-roll(number, sides)
-register int number, sides;
+int
+roll(int number, int sides)
 {
     register int dtotal = 0;
 
@@ -334,7 +335,8 @@
     return dtotal;
 }
 
-setup()
+void
+setup(void)
 {
 	md_setup();
 }
@@ -345,7 +347,8 @@
  * refreshing things and looking at the proper times.
  */
 
-playit()
+void
+playit(void)
 {
     register char *opts;
 
@@ -366,7 +369,8 @@
  * see if the system is being used too much for this game
  */
 
-too_much()
+bool
+too_much(void)
 {
     /* we no longer do load checking or user counts */
     return(FALSE);
@@ -377,7 +381,8 @@
  *      See if a user is an author of the program
  */
 
-author()
+bool
+author(void)
 {
         switch (md_getuid()) {
                 case 0: /* always OK for root to play */
@@ -392,7 +397,8 @@
  *      Returns TRUE when it is a good time to play rogue
  */
 
-playtime()
+bool
+playtime(void)
 {
         /* we no longer do playtime checking */
 
@@ -404,14 +410,15 @@
  *      Returns TRUE if the test period of this version of the game is over
  */
 
-betaover()
+bool
+betaover(void)
 {
      return(FALSE);
 }
 
 
-exit_game(flag)
-int flag;
+void
+exit_game(int flag)
 {
     int i;