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-rw-r--r--src/tools/qglobal.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/tools/qglobal.h b/src/tools/qglobal.h
index 135c289..0fbd4aa 100644
--- a/src/tools/qglobal.h
+++ b/src/tools/qglobal.h
@@ -885,6 +885,10 @@ class QDataStream;
# define Q_TEMPLATE_EXTERN
# undef Q_DISABLE_COPY /* avoid unresolved externals */
# endif
+#elif defined(Q_CC_GNU) && __GNUC__ - 0 >= 4
+# define Q_EXPORT __attribute__((visibility("default")))
+# undef QT_MAKEDLL /* ignore these for other platforms */
+# undef QT_DLL
#else
# undef QT_MAKEDLL /* ignore these for other platforms */
# undef QT_DLL