Index: usr/src/usr.bin/random/random.c
===================================================================
--- usr/src/usr.bin/random/random.c	(revision 357960)
+++ usr/src/usr.bin/random/random.c	(working copy)
@@ -165,7 +165,7 @@
 	 * 0 (which has a 1 / denom chance of being true), we select the
 	 * line.
 	 */
-	selected = (arc4random_uniform(denom) == 0);
+	selected = ((int)(denom * arc4random_uniform(UINT32_MAX) / (UINT32_MAX-1)) == 0);
 	while ((ch = getchar()) != EOF) {
 		if (selected)
 			(void)putchar(ch);
@@ -175,7 +175,7 @@
 				err(2, "stdout");
 
 			/* Now see if the next line is to be printed. */
-			selected = (arc4random_uniform(denom) == 0);
+			selected = ((int)(denom * arc4random_uniform(UINT32_MAX) / (UINT32_MAX-1)) == 0);
 		}
 	}
 	if (ferror(stdin))
Index: usr/src/usr.bin/random/randomize_fd.c
===================================================================
--- usr/src/usr.bin/random/randomize_fd.c	(revision 357960)
+++ usr/src/usr.bin/random/randomize_fd.c	(working copy)
@@ -218,7 +218,7 @@
 				if (n->cp == NULL)
 					break;
 
-				if (arc4random_uniform(denom) == 0) {
+				if ((int)(denom * arc4random_uniform(UINT32_MAX) / (UINT32_MAX-1)) == 0) {
 					ret = printf("%.*s",
 						(int)n->len - 1, n->cp);
 					if (ret < 0)