Subject: [bug#41816] [PATCH 1/4] gnu: busybox: Make build reproducible.

From: Danny Milosavljevic <[email-masked]>
Date: Thu, 11 Jun 2020 23:08:45 +0200

* gnu/packages/busybox.scm (busybox)[arguments]<#:phases>[disable-timestamps]:
New phase.
---
 gnu/packages/busybox.scm | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/gnu/packages/busybox.scm b/gnu/packages/busybox.scm
index e3431aa31b..0d692c6586 100644
--- a/gnu/packages/busybox.scm
+++ b/gnu/packages/busybox.scm
@@ -45,6 +45,10 @@
     (arguments
      '(#:phases
        (modify-phases %standard-phases
+         (add-before 'configure 'disable-timestamps
+           (lambda _
+             (setenv "KCONFIG_NOTIMESTAMP" "1")
+             #t))
          (add-before 'configure 'disable-taskset
            ;; This feature fails its tests in the build environment,
            ;; was default 'n' until after 1.26.2.