IOT-1398 Remove CheckFunc() on Win32 API

IOT-1398 Remove CheckFunc() on Win32 API

CheckFunc() is dangerous on Win32 APIs because SCons is not capable
of compensating for __stdcall name mangling on x86 systems using the
Visual Studio compiler.

Change-Id: Iaec49e4d246c02ecfebc5bf70ee0c0620cdde51d
Signed-off-by: David Antler <david.a.antler@intel.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/12839
Tested-by: jenkins-iotivity <jenkins-iotivity@opendaylight.org>
Reviewed-by: Mike Fenelon <mike.fenelon@microsoft.com>
Reviewed-by: Dave Thaler <dthaler@microsoft.com>