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-rw-r--r--source/language-index.rst17
1 files changed, 15 insertions, 2 deletions
diff --git a/source/language-index.rst b/source/language-index.rst
index a064b3e..225a9ae 100644
--- a/source/language-index.rst
+++ b/source/language-index.rst
@@ -10,8 +10,21 @@ API references for documented libmaple functionality. The "C++ for
Maple" pages are intended as a minimal reference/refresher for
programmers familiar with the Arduino language.
-**Looking for something else?** The low-level :ref:`libmaple library
-interfaces <libmaple>` are documented separately.
+.. admonition:: **Looking for Something Else?**
+
+ - See the :ref:`libraries` for extra built-in libraries for dealing
+ with different kinds of hardware.
+
+ - If you're looking for something from the C standard library (like
+ ``atoi()``, for instance): the :ref:`CodeSourcery GCC compiler
+ <arm-gcc>` used to compile your programs is configured to link
+ against `newlib <http://sourceware.org/newlib/>`_, and allows the
+ use of any of its header files. However, dynamic memory allocation
+ (``malloc()``, etc.) is not available.
+
+ - If you're looking for pointers to low-level details, see the
+ :ref:`Language Recommended Reading
+ <language-recommended-reading>`.
.. _index-language-index-cpp:
.. _index-language-index-api: