--- ugene-40.1/src/corelibs/U2Core/src/io/ZlibAdapter.cpp.char_bigen	2021-10-11 15:41:23.000000000 +0900
+++ ugene-40.1/src/corelibs/U2Core/src/io/ZlibAdapter.cpp	2021-11-09 16:41:07.802412220 +0900
@@ -29,6 +29,12 @@
 
 #include "LocalFileAdapter.h"
 
+QT_BEGIN_NAMESPACE
+#if defined(Q_BYTE_ORDER) && Q_BYTE_ORDER == Q_BIG_ENDIAN
+template <> inline Q_DECL_CONSTEXPR char qbswap<char>(char source) { return source; }
+#endif
+QT_END_NAMESPACE
+
 namespace U2 {
 
 class GzipUtil {
--- ugene-40.1/src/corelibs/U2Core/src/util/DatatypeSerializeUtils.cpp.char_bigen	2021-10-11 15:41:23.000000000 +0900
+++ ugene-40.1/src/corelibs/U2Core/src/util/DatatypeSerializeUtils.cpp	2021-11-09 14:55:12.703372481 +0900
@@ -31,6 +31,12 @@
 #include <U2Core/TextUtils.h>
 #include <U2Core/U2SafePoints.h>
 
+QT_BEGIN_NAMESPACE
+#if defined(Q_BYTE_ORDER) && Q_BYTE_ORDER == Q_BIG_ENDIAN
+template <> inline Q_DECL_CONSTEXPR char qbswap<char>(char source) { return source; }
+#endif
+QT_END_NAMESPACE
+
 namespace U2 {
 
 const QString DNAChromatogramSerializer::ID = "chroma_1.14";
--- ugene-40.1/src/libs_3rdparty/samtools/src/SamtoolsAdapter.cpp.char_bigen	2021-10-11 15:41:23.000000000 +0900
+++ ugene-40.1/src/libs_3rdparty/samtools/src/SamtoolsAdapter.cpp	2021-11-09 16:40:41.872455587 +0900
@@ -27,6 +27,12 @@
 #include <U2Core/U2OpStatus.h>
 #include <U2Core/U2SafePoints.h>
 
+QT_BEGIN_NAMESPACE
+#if defined(Q_BYTE_ORDER) && Q_BYTE_ORDER == Q_BIG_ENDIAN
+template <> inline Q_DECL_CONSTEXPR char qbswap<char>(char source) { return source; }
+#endif
+QT_END_NAMESPACE
+
 namespace U2 {
 
 static quint8 cigarOp2samtools(U2CigarOp op, U2OpStatus &os) {