29 #ifndef _GLIBCXX_TR1_CWCHAR
30 #define _GLIBCXX_TR1_CWCHAR 1
32 #pragma GCC system_header
36 #ifdef _GLIBCXX_USE_WCHAR_T
38 namespace std _GLIBCXX_VISIBILITY(default)
42 #if _GLIBCXX_HAVE_WCSTOF
45 #if _GLIBCXX_HAVE_VFWSCANF
48 #if _GLIBCXX_HAVE_VSWSCANF
51 #if _GLIBCXX_HAVE_VWSCANF
63 #endif // _GLIBCXX_USE_WCHAR_T
65 #endif // _GLIBCXX_TR1_CWCHAR
ISO C++ entities toplevel namespace is std.