doc: add xml protocol 5 and 6 files to EXTRA_DIST

diff --git a/docs/Makefile.am b/docs/Makefile.am
index 68a3da561765759e3bffbc64f7cb04c599320447..607e514947eb67455638d7469421c461dd5786f4 100644 (file)
--- a/docs/Makefile.am
+++ b/docs/Makefile.am
@@ -76,6 +76,8 @@ EXTRA_DIST = \
        internals/why-no-libc.txt \
        internals/xml-output.txt \
        internals/xml-output-protocol4.txt \
+       internals/xml-output-protocol5.txt \
+       internals/xml-output-protocol6.txt \
        lib/line-wrap.xsl \
        lib/vg_basic.css \
        lib/vg-fo.xsl \