[PATCH] : Fix for PR 52123 backport for gcc-4.7.3

[Arnaud Charlet]

> Backport to 4.7.3, tested on i686-w64-mingw32, x86_64-w64-mingw32 and
> x86_64-unknown-gnu-linux.
> 
> OK to apply?

OK

> 2013-02-13  Rainer Emrich  <rainer@emrich-ebersheim.de>
> 
> 	PR target/52123
> 	* adaint.c (__gnat_check_OWNER_ACL): Cast from pointer via
> 	SECURITY_DESCRIPTOR *
> 	(__gnat_set_OWNER_ACL): Cast from DWORD to ACCESS_MODE
> 	(__gnat_portable_spawn): Fix cast to char* const*
> 	(add_handle): Cast from pointer via void **
> 	(add_handle): Cast from pointer via int *
> 	(__gnat_locate_exec_on_path): Cast from pointer via TCHAR *
> 	(__gnat_locate_exec_on_path): Cast from pointer via char *
> 	* initialize.c (append_arg): Cast from pointer via LPWSTR
> 	(__gnat_initialize): Cast from pointer via LPWSTR
> 	* seh_init.c (__gnat_SEH_error_handler): Cast from pointer via FARPROC
> 	* tracebak.c: Cast from pointer via FARPROC