rogue4: fix most GCC5 warnings.

Converting all function definitions to ANSI style accounts for most of
the change.  This has exposed other problems, such as daemons not
actually being their stated type, that will require more careful
solutions.

rogue4/main.c

@@ -18,15 +18,15 @@
 #include <signal.h>
 #include <limits.h>
 #include <string.h>
+#include <time.h>
 #include "rogue.h"
 
 /*
  * main:
  *	The main program, of course
  */
-main(argc, argv, envp)
-char **argv;
-char **envp;
+int
+main(int argc, char *argv[], char *envp[])
 {
     register char *env;
     int lowtime;
@@ -113,7 +113,7 @@ char **envp;
     if (argc == 2 && strcmp(argv[1], "-s") == 0)
     {
 	noscore = TRUE;
-	score(0, -1);
+	score(0, -1, 0);
 	exit(0);
     }
     init_check();			/* check for legal startup */
@@ -227,8 +227,8 @@ endit(int a)
  * fatal:
  *	Exit the program, printing a message.
  */
-fatal(s)
-char *s;
+void
+fatal(char *s)
 {
     clear();
     move(LINES-2, 0);
@@ -242,8 +242,8 @@ char *s;
  * rnd:
  *	Pick a very random number.
  */
-rnd(range)
-register int range;
+int
+rnd(int range)
 {
     return range == 0 ? 0 : abs((int) RN) % range;
 }
@@ -252,8 +252,8 @@ register int range;
  * roll:
  *	Roll a number of dice
  */
-roll(number, sides)
-register int number, sides;
+int
+roll(int number, int sides)
 {
     register int dtotal = 0;
 
@@ -299,7 +299,8 @@ tstp(int a)
  *	The main loop of the program.  Loop until the game is over,
  *	refreshing things and looking at the proper times.
  */
-playit()
+void
+playit(void)
 {
     register char *opts;
 
@@ -352,7 +353,7 @@ quit(int a)
 	move(LINES - 1, 0);
 	refresh();
 	writelog(purse, 1, 0);
-	score(purse, 1);
+	score(purse, 1, 0);
 	printf("[Press return to exit]\n");
 	fflush(NULL);
 	getchar();
@@ -391,7 +392,8 @@ leave(int sig)
  * shell:
  *	Let him escape for a while
  */
-shell()
+void
+shell(void)
 {
     /*
      * Set the terminal back to original mode