Add a check for a new enough fontconfig, since we picked up a direct

Add a check for a new enough fontconfig, since we picked up a direct

Sun Feb 22 02:04:03 2004  Matthias Clasen  <maclas@gmx.de>

	* configure.in: Add a check for a new enough fontconfig, since
	we picked up a direct dependency on it with the Xft settings.