--- a/doc/manual/callconvs/callconv_x86.tex	Sat Jan 04 01:07:49 2020 +0100
+++ b/doc/manual/callconvs/callconv_x86.tex	Sat Jan 04 22:48:51 2020 +0100
@@ -60,7 +60,8 @@
 
 Currently cdecl, stdcall, fastcall (MS and GNU), thiscall (MS and GNU) and
 plan9call are supported.\\
-\\
+\product{Dyncall} can also be used to issue syscalls on Linux and *BSD by using
+the syscall number as target parameter and selecting the correct mode.
 
 
 \newpage
@@ -806,3 +807,22 @@
 \caption{Stack layout on x86 plan9call calling convention}
 \end{figure}
 
+
+%@@@ \newpage
+%@@@ 
+%@@@ \subsubsection{Linux syscalls}
+%@@@ 
+%@@@ \paragraph{Parameter passing}
+%@@@ 
+%@@@ \begin{itemize}
+%@@@ \item ...
+%@@@ \end{itemize}
+%@@@ 
+%@@@ \subsubsection{*BSD syscalls}
+%@@@ 
+%@@@ \paragraph{Parameter passing}
+%@@@ 
+%@@@ \begin{itemize}
+%@@@ \item ...
+%@@@ \end{itemize}
+