diff --git a/vars/build.vars b/vars/build.vars
index 0324405..73dc66c 100644
--- a/vars/build.vars
+++ b/vars/build.vars
@@ -11,6 +11,8 @@ ac_cv_func_realloc_0_nonnull=yes
 ac_cv_func_strcoll_works=yes
 ac_cv_func_strnlen_working=yes
 ac_cv_func_working_mktime=yes
+gl_cv_func_gettimeofday_clobber=no
+gl_cv_func_tzset_clobber=no
 gt_cv_int_divbyzero_sigfpe=yes
 xorg_cv_malloc0_returns_null=yes"};
 
diff --git a/vars/diffutils.vars b/vars/diffutils.vars
deleted file mode 100644
index d636ed5..0000000
--- a/vars/diffutils.vars
+++ /dev/null
@@ -1,9 +0,0 @@
-#
-# set -o errexit -o noglob are assumed.
-#
-
-: ${PKG_DIFFUTILS_CONFIG_CACHE_EXTRA:="
-gl_cv_func_gettimeofday_clobber=no
-gl_cv_func_tzset_clobber=no"};
-
-# vim:filetype=sh