Permit 'make dist' with '--disable-gtk-doc' as we do not dist gtk-doc output.

diff --git a/autogen.pl b/autogen.pl
index a3269ad..be8aeed 100755 (executable)
--- a/autogen.pl
+++ b/autogen.pl
@@ -77,6 +77,7 @@ AutoGen->run(
                                        for my $keyword (qw(EXTRA_DIST CLEANFILES)) {
                                                $gtk_doc_make=~s/^$keyword =/$keyword +=/m or confess "$keyword not found in $fname";
                                                }
+                                       $gtk_doc_make=~s/^(dist-hook): dist-check-gtkdoc (dist-hook-local)$/$1: $2\n\nDISABLED_$&/m;
                                        AutoGen::_writefile "$fname-captive",$gtk_doc_make;
                                        }
                                1;