Fix auto_ptr to auto\_ptr

README.md

@@ -701,7 +701,7 @@ You will find that 3 tests fail at the end of the test suite.  It is safe to ign
 
 ### 2.17 Building with C++11 and other compilers
 
-Exiv2 uses the default compiler for your system.  Exiv2 v0.27 was written to the C++ 1998 standard and will compile with C++11 and C++14.  As auto_ptr support is no longer in C++17, you cannot build with that system.  Exiv2 v0.28 and later do not use auto_ptr and are fully supported with all compilers.
+Exiv2 uses the default compiler for your system.  Exiv2 v0.27 was written to the C++ 1998 standard and will compile with C++11 and C++14.  As _auto\_ptr support is no longer in C++17, you cannot build with that system._  Exiv2 v0.28 and later do not use auto\_ptr and are fully supported with all compilers.
 
 To generate a build with C++11:
 
@@ -709,9 +709,10 @@ To generate a build with C++11:
 $ cd <exiv2dir>
 $ mkdir build ; cd build
 $ cmake .. -DCMAKE_CXX_STANDARD=11 -DCMAKE_CXX_FLAGS=-Wno-deprecated
+$ make
 ```
 
-The option -DCMAKE\_CXX\_FLAGS=-Wno-deprecated suppresses warnings from C++11 concerning auto_ptr which is deprecated.
+The option -DCMAKE\_CXX\_FLAGS=-Wno-deprecated suppresses warnings from C++11 concerning auto\_ptr which is deprecated.
 
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