math/abacus: unbreak build on 10.1R (clang 3.4.1)

sources/ostream.cc:290:16: error: declaration conflicts with target of using
      declaration already in scope
  ABA_OSTREAM& endl(ABA_OSTREAM &o)
               ^
./Include/abacus/ostream.h:48:14: note: target of using declaration
ABA_OSTREAM& endl(ABA_OSTREAM &o);
             ^
./Include/abacus/ostream.h:50:9: note: using declaration
using ::endl;
        ^
sources/ostream.cc:293:11: error: 'on_' is a private member of 'ABA_OSTREAM'
    if (o.on_) o.out_ << flush;
          ^
./Include/abacus/ostream.h:225:17: note: declared private here
      bool      on_;
                ^
sources/ostream.cc:293:18: error: 'out_' is a private member of 'ABA_OSTREAM'
    if (o.on_) o.out_ << flush;
                 ^
./Include/abacus/ostream.h:220:17: note: declared private here
      ostream  &out_;
                ^
sources/ostream.cc:294:10: error: 'logOn_' is a private member of 'ABA_OSTREAM'
    if(o.logOn_) *(o.log_) << flush;
         ^
./Include/abacus/ostream.h:230:17: note: declared private here
      bool      logOn_;
                ^
sources/ostream.cc:294:22: error: 'log_' is a private member of 'ABA_OSTREAM'
    if(o.logOn_) *(o.log_) << flush;
                     ^
./Include/abacus/ostream.h:234:17: note: declared private here
      ofstream *log_;
                ^
Tested by:	md5 ostream.o (gcc5, clang36)

1 files changed, 11 insertions, 0 deletions

diff --git a/math/abacus/files/patch-Include-abacus_ostream.h b/math/abacus/files/patch-Include-abacus_ostream.h
new file mode 100644
index 000000000000..d7d0168cb45a
--- /dev/null
+++ b/math/abacus/files/patch-Include-abacus_ostream.h
@@ -0,0 +1,11 @@
+--- Include/abacus/ostream.h.orig	2010-11-19 15:47:57 UTC
++++ Include/abacus/ostream.h
+@@ -47,7 +47,7 @@ using namespace std;
+ class ABA_OSTREAM;
+ ABA_OSTREAM& endl(ABA_OSTREAM &o);
+ ABA_OSTREAM& flush(ABA_OSTREAM &o);
+-using ::endl;
++using std::endl;
+ 
+ #include "abacus/abacusroot.h"
+ class ABA_STRING;