+sortcheck: manual.xml
+ sed -n -e '1,/^<sect1 id="variables">/d' -e '1,/^<sect1 id="functions">/s/<sect2 id="\([^"]*\)">/\1/p' < manual.xml > vars.tmp.1
+ sort < vars.tmp.1 > vars.tmp.2
+ cmp -s vars.tmp.1 vars.tmp.2 || diff -u vars.tmp.1 vars.tmp.2 | less
+ rm -rf vars.tmp.1 vars.tmp.2
+