Hi,
does anyone know how to check for a global variable with autoconf ?
I need to patch a ./configure to check for
extern char *__progname;

AC_CHECK_DECL() is not enouth because usually this isn't defined in any header.
It seems that there isn't a AC_CHECK_VAR().

-- 
Manuel Bouyer <bouyer@antioche.eu.org>
     NetBSD: 26 ans d'experience feront toujours la difference
--