--- src/polkitbackend/meson.build.orig	2022-10-26 12:12:24 UTC
+++ src/polkitbackend/meson.build
@@ -30,7 +30,6 @@ c_flags = [
   '-DPACKAGE_DATA_DIR="@0@"'.format(pk_prefix / pk_datadir),
   '-DPACKAGE_SYSCONF_DIR="@0@"'.format(pk_prefix / pk_sysconfdir),
   '-D_XOPEN_SOURCE=700',
-  '-D_GNU_SOURCE=1',
 ]
 
 if js_engine == 'duktape'
@@ -61,7 +60,7 @@ libpolkit_backend = static_library(
 
 install_data(
   '50-default.rules',
-  install_dir: pk_pkgdatadir / 'rules.d',
+  install_dir: pk_pkgsysconfdir / 'rules.d',
 )
 
 program = 'polkitd'