Silence WARNS=2 and BDECFLAGS on alpha and i386

MFC After:	1 week

bin/setfacl/Makefile

@@ -3,4 +3,6 @@
 PROG=		setfacl
 SRCS=		file.c mask.c merge.c remove.c setfacl.c util.c
 
+WARNS=		2
+
 .include <bsd.prog.mk>

bin/setfacl/file.c

@@ -59,7 +59,7 @@ get_acl_from_file(const char *filename)
 			err(EX_OSERR, "fopen() %s failed", filename);
 	}
 
-	fread(buf, sizeof(buf), 1, file);
+	fread(buf, sizeof(buf), (size_t)1, file);
 	if (ferror(file)) {
 		fclose(file);
 		err(EX_USAGE, "error reading from %s", filename);

bin/setfacl/setfacl.c

@@ -173,7 +173,7 @@ main(int argc, char *argv[])
 			err(EX_USAGE, "cannot have more than one stdin");
 		have_stdin = 1;
 		bzero(&filename, sizeof(filename));
-		while (fgets(filename, sizeof(filename), stdin)) {
+		while (fgets(filename, (int)sizeof(filename), stdin)) {
 			/* remove the \n */
 			filename[strlen(filename) - 1] = '\0';
 			add_filename(filename);

bin/sleep/Makefile

@@ -3,4 +3,6 @@
 
 PROG=	sleep
 
+WARNS=	2
+
 .include <bsd.prog.mk>

bin/sleep/sleep.c

@@ -52,6 +52,7 @@ static const char rcsid[] =
 #include <time.h>
 #include <unistd.h>
 
+int main __P((int, char *[]));
 void usage __P((void));
 
 int