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-rw-r--r--ext/xml/config.m45
1 files changed, 4 insertions, 1 deletions
diff --git a/ext/xml/config.m4 b/ext/xml/config.m4
index 787ee3465d..86853a326f 100644
--- a/ext/xml/config.m4
+++ b/ext/xml/config.m4
@@ -3,7 +3,10 @@
AC_MSG_CHECKING(for XML support)
AC_ARG_WITH(xml,
-[ --with-xml Include XML support],[
+[ --with-xml[=DIR] Include XML support. Will look for expat
+ in DIR if specified. Set DIR to "shared" to
+ build as a dl, or "shared,DIR" to build as a dl
+ and still specify DIR.],[
case $withval in
shared)
shared=yes