find: fix warnings + error

commands/find/function.c

@@ -48,12 +48,14 @@
 #include <inttypes.h>
 #include <limits.h>
 #include <pwd.h>
+#include <grp.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <tzfile.h>
 #include <unistd.h>
 #include <util.h>
+#include <pwd.h>
 
 #include "find.h"
 

commands/find/ls.c

@@ -47,6 +47,7 @@
 #include <unistd.h>
 #include <fcntl.h>
 #include <fcntl.h>
+#include <pwd.h>
 #include <sys/statfs.h>
 
 #include "find.h"

commands/find/operator.c

@@ -33,14 +33,6 @@
  */
 
 #include <sys/cdefs.h>
-#ifndef lint
-#if 0
-static char sccsid[] = "from: @(#)operator.c	8.1 (Berkeley) 6/6/93";
-#else
-__RCSID("$NetBSD: operator.c,v 1.9 2006/10/11 19:51:10 apb Exp $");
-#endif
-#endif /* not lint */
-
 #include <sys/types.h>
 
 #include <err.h>