diff --git a/meta/site/x86_64-linux b/meta/site/x86_64-linux
index ad831a0e33..efbd7d9ecf 100644
--- a/meta/site/x86_64-linux
+++ b/meta/site/x86_64-linux
@@ -96,3 +96,4 @@ ac_cv_alignof_CORBA_short=2
 ac_cv_alignof_CORBA_struct=1
 ac_cv_alignof_CORBA_wchar=2
 
+ac_cv_func_posix_getgrgid_r=${ac_cv_func_posix_getgrgid_r=yes}