Avoid rebuilding libaprutil.la even when nothing changed.
When nothing changed, the find output is "xml/expat", so
check for "xml/expat" instead of the empty string.


git-svn-id: https://svn.apache.org/repos/asf/apr/apr-util/trunk@58252 13f79535-47bb-0310-9956-ffa450edef68
1 file changed