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-rw-r--r--mkspecs/common/symbian/qplatformdefs.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/mkspecs/common/symbian/qplatformdefs.h b/mkspecs/common/symbian/qplatformdefs.h
index ebcd295..5f093b7 100644
--- a/mkspecs/common/symbian/qplatformdefs.h
+++ b/mkspecs/common/symbian/qplatformdefs.h
@@ -157,9 +157,9 @@
#endif
-#if defined(_XOPEN_SOURCE) && (_XOPEN_SOURCE >= 500)
-#define QT_SNPRINTF ::snprintf
-#define QT_VSNPRINTF ::vsnprintf
+#if defined(__ISO_C_VISIBLE) && (__ISO_C_VISIBLE >= 1999)
+#define QT_SNPRINTF ::snprintf
+#define QT_VSNPRINTF ::vsnprintf
#endif