remove legacy advice to build on Fedora 8

Fedora 8 was EOLed in 2009. Compiling Graphviz on it in 2021 is not a journey
likely to end in happiness.

diff --git a/configure.ac b/configure.ac
index cd1f813a1dd1b569405ecbc1e2bdc063aae8d421..92a6da2719f3ab97c9b96702f132ff7d1fb75544 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,4 @@
 # Process this file with autoconf to produce a configure script
-# Try to use version available on FC8
 AC_PREREQ(2.61)
 
 dnl ===========================================================================