Remove some stray gnulib files

* admin/merge-gnulib: rm m4/gnulib-tool.m4 too.
(GNULIB_MODULES): Remove unsetenv, as it is not needed and
the --avoid=unsetenv option avoided most of it anyway.
* lib/unsetenv.c, m4/gnulib-tool.m4, m4/setenv.m4: Remove.
* lib/gnulib.mk: Regenerate.

1 files changed, 3 insertions, 2 deletions

diff --git a/admin/merge-gnulib b/admin/merge-gnulib
index 7e7971fe881..76918f3d34f 100755
--- a/admin/merge-gnulib
+++ b/admin/merge-gnulib
@@ -40,7 +40,7 @@ GNULIB_MODULES='
   sig2str socklen stat-time std-gnu11 stdalign stddef stdio
   stpcpy strftime strtoimax strtoumax symlink sys_stat
   sys_time time time_r time_rz timegm timer-time timespec-add timespec-sub
-  unsetenv update-copyright utimens
+  update-copyright utimens
   vla warnings
 '
 
@@ -97,7 +97,8 @@ test -x "$gnulib_srcdir"/gnulib-tool || {
 "$gnulib_srcdir"/gnulib-tool --dir="$src" $GNULIB_TOOL_FLAGS $GNULIB_MODULES &&
 rm -- "$src"lib/gl_openssl.h "$src"m4/fcntl-o.m4 \
       "$src"m4/gl-openssl.m4 \
-      "$src"m4/gnulib-cache.m4 "$src"m4/warn-on-use.m4 "$src"m4/wint_t.m4 &&
+      "$src"m4/gnulib-cache.m4 "$src"m4/gnulib-tool.m4 \
+      "$src"m4/warn-on-use.m4 "$src"m4/wint_t.m4 &&
 cp -- "$gnulib_srcdir"/build-aux/texinfo.tex "$src"doc/misc &&
 cp -- "$gnulib_srcdir"/build-aux/move-if-change "$src"build-aux &&
 { test -z "$src" || cd "$src"; } &&