gdbserver, win32: fix some function typedefs

2013-05-25  Mircea Gherzan  <mircea.gherzan@intel.com>

gdbserver/
	* win32-low.c (winapi_DebugActiveProcessStop): Move the WINAPI
	attribute inside the parentheses.
	(winapi_DebugSetProcessKillOnExit): Ditto.
	(winapi_DebugBreakProcess): Ditto.
	(winapi_GenerateConsoleCtrlEvent): Ditto.

Change-Id: I3aab72f2a1725a46b9da0e41a4ba08d7886284b9
Signed-off-by: Mircea Gherzan <mircea.gherzan@intel.com>