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Diffstat (limited to 'stdlib')
-rw-r--r--stdlib/stdlib.h8
1 files changed, 2 insertions, 6 deletions
diff --git a/stdlib/stdlib.h b/stdlib/stdlib.h
index f7d128c3d8..754743f767 100644
--- a/stdlib/stdlib.h
+++ b/stdlib/stdlib.h
@@ -517,9 +517,7 @@ extern void abort (void) __THROW __attribute__ ((__noreturn__));
 /* Register a function to be called when `exit' is called.  */
 extern int atexit (void (*__func) (void)) __THROW __nonnull ((1));
 
-#ifdef __USE_GNU
-// XXX There should be a macro to signal with C++ revision is used.
-// XXX This function is in the C++1x revision.
+#if defined __USE_ISOC11 || defined __USE_ISOCXX11
 /* Register a function to be called when `quick_exit' is called.  */
 # ifdef __cplusplus
 extern "C++" int at_quick_exit (void (*__func) (void))
@@ -543,9 +541,7 @@ __BEGIN_NAMESPACE_STD
    perform stdio cleanup, and terminate program execution with STATUS.  */
 extern void exit (int __status) __THROW __attribute__ ((__noreturn__));
 
-#ifdef __USE_GNU
-// XXX There should be a macro to signal with C++ revision is used.
-// XXX This function is in the C++1x revision.
+#if defined __USE_ISOC11 || defined __USE_ISOCXX11
 /* Call all functions registered with `at_quick_exit' in the reverse
    of the order in which they were registered and terminate program
    execution with STATUS.  */