Amend r231079 by properly shifting up the existing arguments in rpc_main.c's insarg() function.  I had forgotten to put this in my patch queue, sorry.
Amend r231079 by properly shifting up the existing arguments in
rpc_main.c's insarg() function.  I had forgotten to put this in my patch
queue, sorry.

Pointy hat to:	me
MFC after:	1 week

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase