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+PR_MALLOC
+=========
+
+Allocates memory of a specified size from the heap.
+
+
+Syntax
+------
+
+.. code::
+
+   #include <prmem.h>
+
+   void * PR_MALLOC(_bytes);
+
+
+Parameter
+~~~~~~~~~
+
+``_bytes``
+   Size of the requested memory block.
+
+
+Returns
+~~~~~~~
+
+An untyped pointer to the allocated memory, or if the allocation attempt
+fails, ``NULL``. Call ``PR_GetError()`` to retrieve the error returned
+by the libc function ``malloc()``.
+
+
+Description
+-----------
+
+This macro allocates memory of the requested size from the heap.