Fix PECL Bug #6014; config fails on PHP 5.0.3

diff --git a/ext/pdo/config.m4 b/ext/pdo/config.m4
index 2a5460db396fa295ffc2c351602d56972a6ad576..8b6f6fbf392c14b4d1c506c7a23fe13381559bcb 100755 (executable)
--- a/ext/pdo/config.m4
+++ b/ext/pdo/config.m4
@@ -51,7 +51,10 @@ for more detail on this issue.
     esac
   fi
   PHP_NEW_EXTENSION(pdo, pdo.c pdo_dbh.c pdo_stmt.c pdo_sql_parser.c pdo_sqlstate.c, $ext_shared)
-  PHP_ADD_EXTENSION_DEP(pdo, spl, true) 
+  ifdef([PHP_ADD_EXTENSION_DEP],
+  [
+    PHP_ADD_EXTENSION_DEP(pdo, spl, true)
+  ])
   
   ifdef([PHP_INSTALL_HEADERS],
   [