maint: post-release administrivia

* NEWS: Add header line for next release.
* .prev-version: Record previous version.
* cfg.mk (old_NEWS_hash): Auto-update.

3 files changed, 5 insertions, 2 deletions

diff --git a/.prev-version b/.prev-version
index eb39e538..2f4b6075 100644
--- a/.prev-version
+++ b/.prev-version
@@ -1 +1 @@
-3.3
+3.4
diff --git a/NEWS b/NEWS
index d3adfbe2..6abb7c2c 100644
--- a/NEWS
+++ b/NEWS
@@ -1,5 +1,8 @@
 GNU grep NEWS                                    -*- outline -*-
 
+* Noteworthy changes in release ?.? (????-??-??) [?]
+
+
 * Noteworthy changes in release 3.4 (2020-01-02) [stable]
 
 ** New features
diff --git a/cfg.mk b/cfg.mk
index a6a1220c..c93ce1fa 100644
--- a/cfg.mk
+++ b/cfg.mk
@@ -65,7 +65,7 @@ export VERBOSE = yes
 # 1127556 9e
 export XZ_OPT = -6e
 
-old_NEWS_hash = 1cecbfe717381ff5abaf2f871b74b8db
+old_NEWS_hash = cb9531412b56d54aecb0dcdc87fa7590
 
 # We prefer to spell it back-reference, as POSIX does.
 sc_prohibit_backref: