DOC: Set CFLAGS rather than CXXFLAGS

tacaswell · web-flow · commit bb627b9b1635 · 2022-11-25T17:02:57.000-05:00
This will produce warnings, but will compile.
diff --git a/doc/devel/dependencies.rst b/doc/devel/dependencies.rst
@@ -214,7 +214,7 @@ C++ compiler
 Matplotlib requires a C++ compiler that supports C++11.
 
 - `gcc 4.8.1 <https://gcc.gnu.org/projects/cxx-status.html#cxx11>`_ or higher.  For gcc <6.5 you will
-  need to set ``$CXXFLAGS=-std=c++11`` to enable C++11 support.
+  need to set ``$CFLAGS=-std=c++11`` to enable C++11 support.
 - `clang 3.3 <https://clang.llvm.org/cxx_status.html>`_ or higher
 - `Visual Studio 2015
   <https://docs.microsoft.com/en-us/cpp/overview/visual-cpp-language-conformance?view=msvc-140>`_
