buildconf: avoid array concatenation in die()

reported as error SC2145[1] by shellcheck, but not expected to cause
any behavioural differences otherwise.

[1] https://github.com/koalaman/shellcheck/wiki/SC2145

Closes #5701

diff --git a/buildconf b/buildconf
index 3da0f7b6888ed7133685d6c9f9b75c34256dcd6a..a25bc3a8452dd5747dca8138e9ab434b9d779a60 100755 (executable)
--- a/buildconf
+++ b/buildconf
@@ -25,7 +25,7 @@
 # die prints argument string to stdout and exits this shell script.
 #
 die(){
-  echo "buildconf: $@"
+  echo "buildconf: $*"
   exit 1
 }