Do not require LibXml2 to configure

In commit 033fc31e (Allow fine grained control over dependancies,
2013-05-16, committed 2013-12-12) the find_package(LibXml2) line was
accidentally given a REQUIRED specifier.  Remove it now.

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 11b71394a23c3a1a0ea40c3b040120d2c084a32c..d317212dda80b4e16a7219231c506bedc93a74c4 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -902,7 +902,7 @@ ENDIF(ENABLE_ICONV)
 
 #
 # Find Libxml2
-FIND_PACKAGE(LibXml2 REQUIRED)
+FIND_PACKAGE(LibXml2)
 #
 IF(LIBXML2_FOUND)
   CMAKE_PUSH_CHECK_STATE()     # Save the state of the variables