openldap: Fix configure check for pthread_detach

Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-oe/recipes-support/openldap/openldap/0001-configure-Pass-pthread_t-to-pthread_detach.patch

@@ -0,0 +1,32 @@
+From 7577b120acda087bf3f5f613c2c72663b3864ad8 Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Sun, 4 Sep 2022 09:43:06 -0700
+Subject: [PATCH] configure: Pass pthread_t to pthread_detach
+
+This helps compilers when using C2X standard
+
+Upstream-Status: Pending
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ configure.ac | 5 +----
+ 1 file changed, 1 insertion(+), 4 deletions(-)
+
+diff --git a/configure.ac b/configure.ac
+index 0978eeb..58d15f8 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -1467,10 +1467,7 @@ pthread_rwlock_t rwlock;
+ 				dnl save the flags
+ 				AC_LINK_IFELSE([AC_LANG_PROGRAM([[
+ #include <pthread.h>
+-#ifndef NULL
+-#define NULL (void*)0
+-#endif
+-]], [[pthread_detach(NULL);]])],[ol_cv_func_pthread_detach=yes],[ol_cv_func_pthread_detach=no])
++]], [[pthread_detach((pthread_t)-1);]])],[ol_cv_func_pthread_detach=yes],[ol_cv_func_pthread_detach=no])
+ 			])
+ 
+ 			if test $ol_cv_func_pthread_detach = no ; then
+-- 
+2.37.3
+

meta-oe/recipes-support/openldap/openldap_2.5.12.bb

@@ -22,6 +22,7 @@ SRC_URI = "http://www.openldap.org/software/download/OpenLDAP/openldap-release/$
     file://0001-build-top.mk-unset-STRIP_OPTS.patch \
     file://0001-libraries-Makefile.in-ignore-the-mkdir-errors.patch \
     file://0001-librewrite-include-ldap_pvt_thread.h-before-redefini.patch \
+    file://0001-configure-Pass-pthread_t-to-pthread_detach.patch \
 "
 
 SRC_URI[sha256sum] = "d5086cbfc49597fa7d0670a429a9054552d441b16ee8b2435412797ab0e37b96"