xmlXPathReturnBoolean  130 third_party/libxml/src/include/libxml/xpathInternals.h #define xmlXPathReturnTrue(ctxt)   xmlXPathReturnBoolean((ctxt), 1)
xmlXPathReturnBoolean  138 third_party/libxml/src/include/libxml/xpathInternals.h #define xmlXPathReturnFalse(ctxt)  xmlXPathReturnBoolean((ctxt), 0)
xmlXPathReturnBoolean  169 third_party/libxslt/libexslt/sets.c     xmlXPathReturnBoolean(ctxt, ret);