Wrap the header to prevent multiple inclusion, and mark the DECLS section.
Wrap the header to prevent multiple inclusion, and mark the DECLS section.

Reminded by:	Rachel Hestilow <hestilow@ximian.com>

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