Vincent Torri wrote: > but a guy told me that with his gcc version (4.0.1 or 4.2.*), he has the > error > > error: nested functions are disabled, use -fnested-functions to re-enable Some platforms have nested functions disabled by default (including FreeBSD, IIRC). > 1) why is there a problem with the mac os x port ? There is no problem, it's just a configuration choice. > 2) is my test program good enough ? Is there a better way to check the > availability of __attribute__ ? Move your test function outside of main() so it won't be nested. -- Kevin P. Fleming Digium, Inc. | Director of Software Technologies 445 Jan Davis Drive NW - Huntsville, AL 35806 - USA skype: kpfleming | jabber: kpfleming@xxxxxxxxxx Check us out at www.digium.com & www.asterisk.org