fix backslash

diff --git a/ext/pdo_dblib/config.w32 b/ext/pdo_dblib/config.w32
index 7a543eeb57836be899ebc78c93eca78f3ad4da59..1ebdaf637a1babb445474685210b2ce66f975042 100755 (executable)
--- a/ext/pdo_dblib/config.w32
+++ b/ext/pdo_dblib/config.w32
@@ -45,7 +45,7 @@ if (PHP_PDO_MSSQL != "no") {
                                        CHECK_HEADER_ADD_INCLUDE("sqlfront.h", "CFLAGS_PDO_MSSQL",
                                        pdo_mssql_locations[i] + "\\DevTools\\Include",
                                        null, null, true)) {
-                               pdo_mssql_locations[i].match(new RegExp("(\d)"));
+                               pdo_mssql_locations[i].match(new RegExp("(\\d)"));
                                PDO_DBLIB_FLAVOUR = RegExp.$1 + 0;
                                break;
                        }