unify dns related config, change some dns settings

[distro-setup] / brc

diff --git a/brc b/brc
index 2ffd91cc86fca751dc1ef157c63d36f0f95af6fd..5105c59611ac9f623471c6812bc27f9cc53eed75 100644 (file)
--- a/brc
+++ b/brc
@@ -2139,7 +2139,7 @@ pkx() { # package extract
   c "$(mktemp -d)"
   pkg=$1
   # shellcheck disable=SC2012
-  cached=$(ls -t /var/cache/apt/archives/${pkg}_* | tail -n1 2>/dev/null) ||:
+  cached=$(ls -t /var/cache/apt/archives/${pkg}_* 2>/dev/null | tail -n1 2>/dev/null) ||:
   if [[ $cached ]]; then
     m cp $cached .
   else
@@ -2900,6 +2900,7 @@ nonet() {
 }
 
 m() { printf "%s\n" "$*";  "$@"; }
+m2() { printf "%s\n" "$*" >&2;  "$@"; }
 
 # update file. note: duplicated in mail-setup.
 # updates $ur u result to true or false