Zap the C API subsection altogether for now. It's not actually usable from

C yet anyway.

Doc/lib/libdatetime.tex

@@ -1399,61 +1399,3 @@ The exact range of years for which \method{strftime()} works also
 varies across platforms.  Regardless of platform, years before 1900
 cannot be used.
 
-
-\subsection{C API}
-
-Struct typedefs:
-
-\begin{verbatim}
-    PyDateTime_Date
-    PyDateTime_DateTime
-    PyDateTime_Time
-    PyDateTime_Delta
-    PyDateTime_TZInfo
-\end{verbatim}
-
-Type-check macros:
-
-\begin{verbatim}
-    PyDate_Check(op)
-    PyDate_CheckExact(op)
-
-    PyDateTime_Check(op)
-    PyDateTime_CheckExact(op)
-
-    PyTime_Check(op)
-    PyTime_CheckExact(op)
-
-    PyDelta_Check(op)
-    PyDelta_CheckExact(op)
-
-    PyTZInfo_Check(op)
-    PyTZInfo_CheckExact(op)
-\end{verbatim}
-
-Accessor macros:
-
-All objects are immutable, so accessors are read-only.  All macros
-return ints.  For \class{date} and \class{datetime} instances:
-\begin{verbatim}
-    PyDateTime_GET_YEAR(o)
-    PyDateTime_GET_MONTH(o)
-    PyDateTime_GET_DAY(o)
-\end{verbatim}
-
-For \class{datetime} instances:
-\begin{verbatim}
-    PyDateTime_DATE_GET_HOUR(o)
-    PyDateTime_DATE_GET_MINUTE(o)
-    PyDateTime_DATE_GET_SECOND(o)
-    PyDateTime_DATE_GET_MICROSECOND(o)
-\end{verbatim}
-
-For \class{time} instances:
-\begin{verbatim}
-    PyDateTime_TIME_GET_HOUR(o)
-    PyDateTime_TIME_GET_MINUTE(o)
-    PyDateTime_TIME_GET_SECOND(o)
-    PyDateTime_TIME_GET_MICROSECOND(o)
-\end{verbatim}
-