allow mod_auth_digest to configure with --srcdir

(added same include path as modules/mappers/config9.m4)
PR:
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git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@92880 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/modules/aaa/config.m4 b/modules/aaa/config.m4
index 5200b5877d32b986f25b0dbd853c1b2857f47d2d..4c78084dae10b29d082ca1613b511b39bad18e9e 100644 (file)
--- a/modules/aaa/config.m4
+++ b/modules/aaa/config.m4
@@ -32,7 +32,7 @@ APACHE_MODULE(auth_db, DB-based access databases, , , , [
 
 APACHE_MODULE(auth_digest, RFC2617 Digest authentication, , , most, [
   ap_old_cppflags=$CPPFLAGS
-  CPPFLAGS="$CPPFLAGS -I$APR_SOURCE_DIR/include"
+  CPPFLAGS="$CPPFLAGS -I$APR_SOURCE_DIR/include -I$abs_builddir/srclib/apr/include"
   AC_TRY_COMPILE([#include <apr.h>], 
                  [#if !APR_HAS_RANDOM 
                   #error You need APR random support to use auth_digest.