Fix the following build failure raised since bump of libxml2 to version
2.12.1 in commit d8ac52108c:
/home/buildroot/autobuild/instance-1/output-1/build/libiio-0.25/xml.c: In function 'xml_create_context':
/home/buildroot/autobuild/instance-1/output-1/build/libiio-0.25/xml.c:481:15: warning: implicit declaration of function 'xmlReadFile' [-Wimplicit-function-declaration]
481 | doc = xmlReadFile(xml_file, NULL, XML_PARSE_DTDVALID);
| ^~~~~~~~~~~
/home/buildroot/autobuild/instance-1/output-1/build/libiio-0.25/xml.c:481:43: error: 'XML_PARSE_DTDVALID' undeclared (first use in this function); did you mean 'XML_DOC_DTDVALID'?
481 | doc = xmlReadFile(xml_file, NULL, XML_PARSE_DTDVALID);
| ^~~~~~~~~~~~~~~~~~
| XML_DOC_DTDVALID
Fixes:
- http://autobuild.buildroot.org/results/f97c2db33e07a02699e4650caf97de5f3c475eb8
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>