--- rdate.orig/arc4random.c	2007-05-15 00:15:12.000000000 +0200
+++ rdate/arc4random.c	2014-03-03 07:27:38.000000000 +0100
@@ -30,7 +30,6 @@
 #include <sys/param.h>
 #include <sys/types.h>
 #include <sys/time.h>
-#include <sys/sysctl.h>
 #include <fcntl.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -97,30 +96,6 @@ arc4_stir(struct arc4_stream *as)
 	if (fd != -1) {
 		read(fd, rdat.rnd, sizeof(rdat.rnd));
 		close(fd);
-	} else {
-		/* /dev/urandom failed? Maybe we're in a chroot. */
-//#if defined(CTL_KERN) && defined(KERN_RANDOM) && defined(RANDOM_UUID)
-#ifdef _LINUX_SYSCTL_H
-		/* XXX this is for Linux, which uses enums */
-
-		int mib[3];
-		size_t i, len;
-
-		mib[0] = CTL_KERN;
-		mib[1] = KERN_RANDOM;
-		mib[2] = RANDOM_UUID;
-
-		for (i = 0; i < sizeof(rdat.rnd) / sizeof(u_int); i ++) {
-			len = sizeof(u_int);
-			if (sysctl(mib, 3, &rdat.rnd[i], &len, NULL, 0) == -1) {
-				fprintf(stderr, "warning: no entropy source\n");
-				break;
-			}
-		}
-#else
-		/* XXX kFreeBSD doesn't seem to have KERN_ARND or so */
-		;
-#endif
 	}
 
 	arc4_stir_pid = getpid();