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29 #ifndef _GLIBCXX_TR1_FUNCTIONAL
30 #define _GLIBCXX_TR1_FUNCTIONAL 1
32 #pragma GCC system_header
34 #if defined(_GLIBCXX_INCLUDE_AS_CXX0X)
35 # error TR1 header cannot be included from C++0x header
49 #if defined(_GLIBCXX_INCLUDE_AS_TR1)
52 # define _GLIBCXX_INCLUDE_AS_TR1
53 # define _GLIBCXX_BEGIN_NAMESPACE_TR1 namespace tr1 {
54 # define _GLIBCXX_END_NAMESPACE_TR1 }
55 # define _GLIBCXX_TR1 tr1::
58 # undef _GLIBCXX_END_NAMESPACE_TR1
59 # undef _GLIBCXX_BEGIN_NAMESPACE_TR1
60 # undef _GLIBCXX_INCLUDE_AS_TR1
63 #endif // _GLIBCXX_TR1_FUNCTIONAL