Add missing language=C for \lstinline

chapters/functions.tex

@@ -1762,7 +1762,7 @@ \subsubsection{Arrays}\label{arrays-1}
 Unless an explicit function call is present in the external-clause, an array is passed by its address followed by $n$ arguments of type \lstinline!size_t! with the corresponding array dimension sizes, where $n$ is the number of dimensions.
 
 \begin{nonnormative}
-The type \lstinline!size_t! is a C unsigned integer type.
+The type \lstinline[language=C]!size_t! is a C unsigned integer type.
 \end{nonnormative}
 
 Arrays are by default stored in row-major order when calling C functions and in column-major order when calling FORTRAN~77 functions.  These defaults can be overridden by the \lstinline!arrayLayout! annotation.  See the example below.