Use ANSI function declarations in librpcsvc.

When compiling librpcsvc with LLVM, we get a compiler error, because
hexval() uses an ANSI prototype, but a K&R declaration. I could have
just changed hexval(), but I'd rather keep this consistent. It's not
that much code.

Submitted by:	Pawel Worach <pawel worach gmail com>

lib/librpcsvc/rnusers.c

@@ -47,9 +47,7 @@ static char sccsid[] = "@(#)rnusers.c	1.2 91/03/11 TIRPC 1.0; from 1.7 89/03/24
 #include <rpcsvc/rnusers.h>
 
 int
-rusers(host, up)
-	char *host;
-	struct utmpidlearr *up;
+rusers(char *host, utmpidlearr *up)
 {
 	return (callrpc(host, RUSERSPROG, RUSERSVERS_IDLE, RUSERSPROC_NAMES,
 			(xdrproc_t)xdr_void, (char *) NULL,
@@ -57,8 +55,7 @@ rusers(host, up)
 }
 
 int
-rnusers(host)
-	char *host;
+rnusers(char *host)
 {
 	int nusers;
 

lib/librpcsvc/rstat.c

@@ -46,9 +46,7 @@ static char sccsid[] = "@(#)rstat.c	1.2 91/03/11 TIRPC 1.0; from 1.6 89/03/24 SM
 #include <rpcsvc/rstat.h>
 
 enum clnt_stat
-rstat(host, statp)
-	char *host;
-	struct statstime *statp;
+rstat(char *host, struct statstime *statp)
 {
 	return (callrpc(host, RSTATPROG, RSTATVERS_TIME, RSTATPROC_STATS,
 			(xdrproc_t)xdr_void, (char *) NULL,
@@ -56,8 +54,7 @@ rstat(host, statp)
 }
 
 int
-havedisk(host)
-	char *host;
+havedisk(char *host)
 {
 	long have;
 	

lib/librpcsvc/rwall.c

@@ -46,9 +46,7 @@ static char sccsid[] = "@(#)rwall.c	1.2 91/03/11 TIRPC 1.0; from  1.3 89/03/24 S
 #include <rpcsvc/rwall.h>
 
 int
-rwall(host, msg)
-	char *host;
-	char *msg;
+rwall(char *host, char *msg)
 {
 	return (callrpc(host, WALLPROG, WALLVERS, WALLPROC_WALL,
 			(xdrproc_t)xdr_wrapstring, (char *) &msg,

lib/librpcsvc/secretkey.c

@@ -58,10 +58,7 @@ extern int xdecrypt( char *, char * );
  * passwd to decrypt it.
  */
 int
-getsecretkey(netname, secretkey, passwd)
-	char *netname;
-	char *secretkey;
-	char *passwd;
+getsecretkey(char *netname, char *secretkey, char *passwd)
 {
 	char lookup[3 * HEXKEYBYTES];
 	char *p;

lib/librpcsvc/xcrypt.c

@@ -56,9 +56,7 @@ void passwd2des( char *, char * );
  * Its length must be a multiple of 16 hex digits (64 bits).
  */
 int
-xencrypt(secret, passwd)
-	char *secret;
-	char *passwd;
+xencrypt(char *secret, char *passwd)
 {
 	char key[8];
 	char ivec[8];
@@ -91,9 +89,7 @@ xencrypt(secret, passwd)
  * Once again, the length is a multiple of 16 hex digits
  */
 int
-xdecrypt(secret, passwd)
-	char *secret;
-	char *passwd;
+xdecrypt(char *secret, char *passwd)
 {
 	char key[8];
 	char ivec[8];
@@ -125,9 +121,7 @@ xdecrypt(secret, passwd)
  * Turn password into DES key
  */
 void
-passwd2des(pw, key)
-	char *pw;
-	char *key;
+passwd2des(char *pw, char *key)
 {
 	int i;
 
@@ -144,10 +138,7 @@ passwd2des(pw, key)
  * Hex to binary conversion
  */
 static void
-hex2bin(len, hexnum, binnum)
-	int len;
-	char *hexnum;
-	char *binnum;
+hex2bin(int len, char *hexnum, char *binnum)
 {
 	int i;
 
@@ -160,10 +151,7 @@ hex2bin(len, hexnum, binnum)
  * Binary to hex conversion
  */
 static void
-bin2hex(len, binnum, hexnum)
-	int len;
-	unsigned char *binnum;
-	char *hexnum;
+bin2hex(int len, unsigned char *binnum, char *hexnum)
 {
 	int i;
 	unsigned val;
@@ -177,8 +165,7 @@ bin2hex(len, binnum, hexnum)
 }
 
 static char
-hexval(c)
-	char c;
+hexval(char c)
 {
 	if (c >= '0' && c <= '9') {
 		return (c - '0');