Don't use deprecated statfs64() on macOS (qbittorrent#15661)

Co-authored-by: Nick Korotysh <kolchaprogrammer@list.ru>
Co-authored-by: Chocobo1 <Chocobo1@users.noreply.github.com>

cmake/Modules/MacroQbtCommonConfig.cmake

@@ -25,6 +25,12 @@ macro(qbt_common_config)
         $<$<NOT:$<CONFIG:Debug>>:QT_NO_DEBUG_OUTPUT>
     )
 
+    if (CMAKE_SYSTEM_NAME STREQUAL "Darwin")
+        target_compile_definitions(qbt_common_cfg INTERFACE
+            _DARWIN_FEATURE_64_BIT_INODE
+        )
+    endif()
+
     if (CMAKE_SYSTEM_NAME STREQUAL "Windows")
         target_compile_definitions(qbt_common_cfg INTERFACE
             NTDDI_VERSION=0x06010000

macxconf.pri

@@ -9,6 +9,8 @@ else {
 
 QMAKE_MACOSX_DEPLOYMENT_TARGET = 10.14
 
+DEFINES += _DARWIN_FEATURE_64_BIT_INODE
+
 LIBS += -framework Carbon -framework IOKit -framework AppKit
 
 QT_LANG_PATH = ../dist/qt-translations

src/base/utils/fs.cpp

@@ -347,15 +347,9 @@ bool Utils::Fs::isNetworkFileSystem(const QString &path)
         file += '/';
     file += '.';
 
-#if defined(Q_OS_MACOS)
-    struct statfs64 buf {};
-    if (statfs64(file.toLocal8Bit().constData(), &buf) != 0)
-        return false;
-#else
     struct statfs buf {};
     if (statfs(file.toLocal8Bit().constData(), &buf) != 0)
         return false;
-#endif
 
 #if defined(Q_OS_OPENBSD)
     return ((strncmp(buf.f_fstypename, "cifs", sizeof(buf.f_fstypename)) == 0)