Error build Qt 5.15.1 QNetworkAuth WebAssembly

make[3] : on entre dans le répertoire « /devops/SOFT/CSCI/Qt/5.15.1-WebAssembly/qtnetworkauth/src/oauth »
em++ -c -Xclang -include-pch -Xclang .pch/Qt5NetworkAuth.pch/c+.pch -pipe -O2 -std=c+1z -fno-exceptions -s ALLOW_MEMORY_GROWTH=1 -Wall -Wextra -Wdate-time -Winconsistent-missing-override -DQT_NO_LINKED_LIST -DQT_NO_FOREACH -DQT_NO_JAVA_STYLE_ITERATORS -DQT_NO_LINKED_LIST -DQT_NO_NARROWING_CONVERSIONS_IN_CONNECT -DQT_BUILD_NETWORKAUTH_LIB -DQT_BUILDING_QT -DQT_NO_CAST_TO_ASCII -DQT_ASCII_CAST_WARNINGS -DQT_MOC_COMPAT -DQT_USE_QSTRINGBUILDER -DQT_DEPRECATED_WARNINGS -DQT_DISABLE_DEPRECATED_BEFORE=0x050000 -DQT_DEPRECATED_WARNINGS_SINCE=0x060000 -DQT_NO_EXCEPTIONS -D_LARGEFILE64_SOURCE -D_LARGEFILE_SOURCE -DQT_NO_DEBUG -DQT_NETWORK_LIB -DQT_CORE_LIB -I. -I../../include -I../../include/QtNetworkAuth -I../../include/QtNetworkAuth/5.15.1 -I../../include/QtNetworkAuth/5.15.1/QtNetworkAuth -I/devops/SOFT/CSCI/Qt/5.15.1-WebAssembly/qtbase/include/QtCore/5.15.1 -I/devops/SOFT/CSCI/Qt/5.15.1-WebAssembly/qtbase/include/QtCore/5.15.1/QtCore -I/devops/SOFT/CSCI/Qt/5.15.1-WebAssembly/qtbase/include -I/devops/SOFT/CSCI/Qt/5.15.1-WebAssembly/qtbase/include/QtNetwork -I/devops/SOFT/CSCI/Qt/5.15.1-WebAssembly/qtbase/include/QtCore -I.moc -I/devops/SOFT/CSCI/Qt/5.15.1-WebAssembly/qtbase/mkspecs/wasm-emscripten -o .obj/qoauth1signature.o qoauth1signature.cpp
In file included from qoauth1signature.cpp:31:
./qoauth1signature_p.h:57:46: error: use of undeclared identifier 'QOAuth1Signature'
QOAuth1SignaturePrivate(const QUrl &url, QOAuth1Signature::HttpRequestMethod method,
^
./qoauth1signature_p.h:68:5: error: use of undeclared identifier 'QOAuth1Signature'
QOAuth1Signature::HttpRequestMethod method = QOAuth1Signature::HttpRequestMethod::Post;
^
qoauth1signature.cpp:85:32: error: use of undeclared identifier 'QOAuth1Signature'
static_assert(static_cast<int>(QOAuth1Signature::HttpRequestMethod::Head) ==
^
qoauth1signature.cpp:87:32: error: use of undeclared identifier 'QOAuth1Signature'
static_cast<int>(QOAuth1Signature::HttpRequestMethod::Get) ==
^
qoauth1signature.cpp:89:32: error: use of undeclared identifier 'QOAuth1Signature'
static_cast<int>(QOAuth1Signature::HttpRequestMethod::Put) ==
^
qoauth1signature.cpp:91:32: error: use of undeclared identifier 'QOAuth1Signature'
static_cast<int>(QOAuth1Signature::HttpRequestMethod::Post) ==
^
qoauth1signature.cpp:93:32: error: use of undeclared identifier 'QOAuth1Signature'
static_cast<int>(QOAuth1Signature::HttpRequestMethod::Delete) ==
^
qoauth1signature.cpp:100:50: error: use of undeclared identifier 'QOAuth1Signature'
QOAuth1Signature::HttpRequestMethod method,
^
qoauth1signature.cpp:114:10: error: use of undeclared identifier 'QOAuth1Signature'
case QOAuth1Signature::HttpRequestMethod::Head:
^
qoauth1signature.cpp:117:10: error: use of undeclared identifier 'QOAuth1Signature'
case QOAuth1Signature::HttpRequestMethod::Get:
^
qoauth1signature.cpp:120:10: error: use of undeclared identifier 'QOAuth1Signature'
case QOAuth1Signature::HttpRequestMethod::Put:
^
qoauth1signature.cpp:123:10: error: use of undeclared identifier 'QOAuth1Signature'
case QOAuth1Signature::HttpRequestMethod::Post:
^
qoauth1signature.cpp:126:10: error: use of undeclared identifier 'QOAuth1Signature'
case QOAuth1Signature::HttpRequestMethod::Delete:
^
qoauth1signature.cpp:129:10: error: use of undeclared identifier 'QOAuth1Signature'
case QOAuth1Signature::HttpRequestMethod::Custom:
^
qoauth1signature.cpp:194:1: error: use of undeclared identifier 'QOAuth1Signature'
QOAuth1Signature::QOAuth1Signature(const QUrl &url, QOAuth1Signature::HttpRequestMethod method,
^
qoauth1signature.cpp:194:53: error: use of undeclared identifier 'QOAuth1Signature'
QOAuth1Signature::QOAuth1Signature(const QUrl &url, QOAuth1Signature::HttpRequestMethod method,
^
qoauth1signature.cpp:211:1: error: use of undeclared identifier 'QOAuth1Signature'
QOAuth1Signature::QOAuth1Signature(const QUrl &url, const QString &clientSharedKey,
^
qoauth1signature.cpp:212:64: error: unknown type name 'HttpRequestMethod'
const QString &tokenSecret, HttpRequestMethod method,
^
qoauth1signature.cpp:220:1: error: use of undeclared identifier 'QOAuth1Signature'
QOAuth1Signature::QOAuth1Signature(const QOAuth1Signature &other) : d(other.d)