--- gdm-42.0/meson.build.orig	2022-04-01 14:44:07.292205407 +0800
+++ gdm-42.0/meson.build	2022-04-01 14:44:35.215611962 +0800
@@ -170,6 +170,7 @@ default_pam_config = get_option('default
 # If requested, try autodetecting from release files (see NetworkManager source)
 if default_pam_config == 'autodetect'
   pam_autodetect_map = {
+    '/etc/openEuler-release': 'redhat',
     '/etc/redhat-release': 'redhat',
     '/etc/fedora-release': 'redhat',
     '/etc/exherbo-release': 'exherbo',
