See:

	https://gitlab.freedesktop.org/realmd/adcli/-/issues/26

--- doc/Makefile.am	2020-11-11 05:48:13.000000000 -0500
+++ doc/Makefile.am	2021-10-14 13:36:38.468268000 -0400
@@ -54,7 +54,8 @@
 	$(XSLTPROC) $(XSLTPROC_FLAGS) http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl
 
-permissions.xml: ../library/adenroll.c adcli.xml
+permissions.xml: ../library/adenroll.c
 	echo "<itemizedlist>" > $@
-	grep '".*".*/\* :ADPermissions: ' $< | sed -e 's#.*"\(.*\)".*/\* :ADPermissions: \(.*\)\*/$$#<listitem><para>\1</para><itemizedlist><listitem><para>\2</para></listitem></itemizedlist></listitem>#' | sed -e 's#\*#</para></listitem><listitem><para>#g' >> $@
+	sed -n -e 's#.*"\(.*\)".* /\* :ADPermissions: \(.*\) \*/$$#<listitem><para>\1</para><itemizedlist><listitem><para>\2</para></listitem></itemizedlist></listitem>#p' $? \
+	    | sed -e 's# *\* *#</para></listitem><listitem><para>#g' >> $@
 	echo "</itemizedlist>" >> $@