c/: Guard with _CPP_.

[thirdparty/gcc.git] / libstdc++-v3 / include / c / std_cerrno.h

diff --git a/libstdc++-v3/include/c/std_cerrno.h b/libstdc++-v3/include/c/std_cerrno.h
index dea3c0e9398757bbc5927e1d9070df2bb1854993..93ba86843899823385fde302850a6a98c665535d 100644 (file)
--- a/libstdc++-v3/include/c/std_cerrno.h
+++ b/libstdc++-v3/include/c/std_cerrno.h
@@ -31,8 +31,8 @@
 // ISO C++ 14882: 19.3  Error numbers
 //
 
-#ifndef _CERRNO
-#define _CERRNO 1
+#ifndef _CPP_CERRNO
+#define _CPP_CERRNO 1
 
 #pragma GCC system_header