* include/ap_config.h: Define AP_HAVE_DESIGNATED_INITIALIZER for GCC

(but not G++) or any compiler which claims C99 support.

* configure.in: Don't define AP_HAVE_DESIGNATED_INITIALIZER here.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@356234 13f79535-47bb-0310-9956-ffa450edef68