This is one of the most bogus configure ever seen, almost everything is
hard-coded in it, and when it's not hard-coded, it exclusively guesses
from the build system with no option to change it.

--- ./configure.orig	2020-02-05 14:03:00.957219538 +0100
+++ ./configure	2020-02-05 14:03:13.969210152 +0100
@@ -9843,7 +9843,7 @@
 ################################################################################
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for default run directory" >&5
 $as_echo_n "checking for default run directory... " >&6; }
-RUN_DIR="/run"
+RUN_DIR="/var/run"
 test -d "/run" || RUN_DIR="/var/run"
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $RUN_DIR" >&5
 $as_echo "$RUN_DIR" >&6; }