<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 TRANSITIONAL//EN"> <HTML> <HEAD> <META HTTP-EQUIV="Content-Type" CONTENT="text/html; CHARSET=UTF-8"> <META NAME="GENERATOR" CONTENT="GtkHTML/3.26.0"> </HEAD> <BODY> On Sun, 2010-11-28 at 15:47 +0100, Jan Engelhardt wrote: <BLOCKQUOTE TYPE=CITE> <TT>+AC_PREREQ([2.65])</TT> </BLOCKQUOTE> This will fail on most computers where <2.65 is installed. The minimum version required is 2.60. If you have 2.65, all is fine, but you cannot mandate every computer to have 2.65. <A HREF="http://wiki.x.org/wiki/ModularDevelopersGuide#Additionalrequirementsfordevelopers">http://wiki.x.org/wiki/ModularDevelopersGuide#Additionalrequirementsfordevelopers</A> </BODY> </HTML>