bug#27567: [PATCH] gnu: netpbm: Add "patch-timestamps" phase.

[Danny Milosavljevic]

* gnu/packages/netpbm.scm (netpbm): Add "patch-timestamps" phase.
---
 gnu/packages/netpbm.scm | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/gnu/packages/netpbm.scm b/gnu/packages/netpbm.scm
index cd0c3d950..6b97d7e06 100644
--- a/gnu/packages/netpbm.scm
+++ b/gnu/packages/netpbm.scm
@@ -109,6 +109,11 @@
    (arguments
     `(#:phases
       (modify-phases %standard-phases
+       (add-after 'unpack 'patch-timestamps
+         (lambda _
+           (substitute* "buildtools/makepointerman"
+             (("gmctime\\(\\)\\)") "Thu Apr 9 18:15:06 1998")
+           #t))
        (replace 'configure
          (lambda* (#:key inputs outputs #:allow-other-keys)
            (copy-file "config.mk.in" "config.mk")