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Diffstat (limited to 'libstdc++-v3/include/c_std/std_cctype.h')
-rw-r--r--libstdc++-v3/include/c_std/std_cctype.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/libstdc++-v3/include/c_std/std_cctype.h b/libstdc++-v3/include/c_std/std_cctype.h
index 8b903eaf76a..02978622d82 100644
--- a/libstdc++-v3/include/c_std/std_cctype.h
+++ b/libstdc++-v3/include/c_std/std_cctype.h
@@ -40,8 +40,8 @@
* contained in the namespace @c std.
*/
-#ifndef _CCTYPE
-#define _CCTYPE 1
+#ifndef _GLIBCXX_CCTYPE
+#define _GLIBCXX_CCTYPE 1
#pragma GCC system_header