5 files changed, 2 insertions, 17 deletions
diff --git a/src/corelib/global/qsystemdetection.h b/src/corelib/global/qsystemdetection.h
index 5f9671932f..b7c586a3e2 100644
--- a/src/corelib/global/qsystemdetection.h
+++ b/src/corelib/global/qsystemdetection.h
@@ -178,7 +178,7 @@
 #  ifdef MAC_OS_X_VERSION_MIN_REQUIRED
 #    undef MAC_OS_X_VERSION_MIN_REQUIRED
 #  endif
-#  define MAC_OS_X_VERSION_MIN_REQUIRED MAC_OS_X_VERSION_10_4
+#  define MAC_OS_X_VERSION_MIN_REQUIRED MAC_OS_X_VERSION_10_6
 #  include <AvailabilityMacros.h>
 #  if !defined(MAC_OS_X_VERSION_10_3)
 #     define MAC_OS_X_VERSION_10_3 MAC_OS_X_VERSION_10_2 + 1
diff --git a/src/corelib/io/qfilesystemengine.cpp b/src/corelib/io/qfilesystemengine.cpp
index 0fd77fbeb5..71ecc4a0a0 100644
--- a/src/corelib/io/qfilesystemengine.cpp
+++ b/src/corelib/io/qfilesystemengine.cpp
@@ -272,8 +272,7 @@ void QFileSystemMetaData::fillFromStatBuf(const QT_STATBUF &statBuffer)
     // Attributes
     entryFlags |= QFileSystemMetaData::ExistsAttribute;
     size_ = statBuffer.st_size;
-#if defined (Q_OS_MAC) && !defined(Q_OS_IOS) \
-        && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
+#if defined (Q_OS_MAC) && !defined(Q_OS_IOS)
     if (statBuffer.st_flags & UF_HIDDEN) {
         entryFlags |= QFileSystemMetaData::HiddenAttribute;
         knownFlagsMask |= QFileSystemMetaData::HiddenAttribute;
diff --git a/src/corelib/io/qfilesystemengine_unix.cpp b/src/corelib/io/qfilesystemengine_unix.cpp
index 1fe1107d95..9970530827 100644
--- a/src/corelib/io/qfilesystemengine_unix.cpp
+++ b/src/corelib/io/qfilesystemengine_unix.cpp
@@ -360,12 +360,10 @@ bool QFileSystemEngine::fillMetaData(const QFileSystemEntry &entry, QFileSystemM
         if (!data.hasFlags(QFileSystemMetaData::DirectoryType))
             what |= QFileSystemMetaData::DirectoryType;
     }
-#    if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
     if (what & QFileSystemMetaData::HiddenAttribute) {
         // Mac OS >= 10.5: st_flags & UF_HIDDEN
         what |= QFileSystemMetaData::PosixStatFlags;
     }
-#   endif // MAC_OS_X_VERSION_MAX_ALLOWED...
 #endif // defined(Q_OS_MAC) && !defined(Q_OS_IOS)
 
     if (what & QFileSystemMetaData::PosixStatFlags)
diff --git a/src/corelib/kernel/qcore_mac_p.h b/src/corelib/kernel/qcore_mac_p.h
index c3a3afaf6c..b833eb4962 100644
--- a/src/corelib/kernel/qcore_mac_p.h
+++ b/src/corelib/kernel/qcore_mac_p.h
@@ -136,14 +136,4 @@ private:
 
 QT_END_NAMESPACE
 
-#if (MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_5)
-#ifndef __LP64__
-	typedef float CGFloat;
-        typedef int NSInteger;
-        typedef unsigned int NSUInteger;
-	#define SRefCon SInt32
-	#define URefCon UInt32
-#endif
-#endif
-
 #endif // QCORE_MAC_P_H
diff --git a/src/corelib/tools/qlocale_mac.mm b/src/corelib/tools/qlocale_mac.mm
index 0dc6f389b3..b3dff3a83a 100644
--- a/src/corelib/tools/qlocale_mac.mm
+++ b/src/corelib/tools/qlocale_mac.mm
@@ -345,7 +345,6 @@ static QString macFormatCurrency(const QSystemLocale::CurrencyToStringArgument &
 
 static QVariant macQuoteString(QSystemLocale::QueryType type, const QStringRef &str)
 {
-#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6
     if (QSysInfo::MacintoshVersion < QSysInfo::MV_10_6)
         return QVariant();
 
@@ -363,7 +362,6 @@ static QVariant macQuoteString(QSystemLocale::QueryType type, const QStringRef &
      default:
         break;
     }
-#endif
     return QVariant();
 }
 #endif //QT_NO_SYSTEMLOCALE