entropy: Improve types

diff --git a/components/entropy.c b/components/entropy.c
index 606bfec..4ca7110 100644 (file)
--- a/components/entropy.c
+++ b/components/entropy.c
@@ -1,13 +1,14 @@
 /* See LICENSE file for copyright and license details. */
 #if defined(__linux__)
        #include <stdio.h>
+       #include <stdint.h>
 
        #include "../util.h"
 
        const char *
        entropy(void)
        {
-               int num;
+               uint64_t num;
 
                if (pscanf("/proc/sys/kernel/random/entropy_avail",
                           "%d", &num) != 1) {