gphoto2.ds: Use the Unix call helpers.

dlls/gphoto2.ds/gphoto2_main.c

@@ -477,7 +477,6 @@ static TW_UINT16 GPHOTO2_XferGroupSet (pTW_IDENTITY pOrigin,
 }
 
 HINSTANCE GPHOTO2_instance = 0;
-unixlib_handle_t gphoto2_handle = 0;
 
 BOOL WINAPI DllMain (HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
 {
@@ -488,8 +487,7 @@ BOOL WINAPI DllMain (HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
         case DLL_PROCESS_ATTACH:
 	    GPHOTO2_instance = hinstDLL;
             DisableThreadLibraryCalls(hinstDLL);
-            NtQueryVirtualMemory( GetCurrentProcess(), hinstDLL, MemoryWineUnixFuncs,
-                                  &gphoto2_handle, sizeof(gphoto2_handle), NULL );
+            __wine_init_unix_call();
             break;
     }
 

dlls/gphoto2.ds/unixlib.h

@@ -71,6 +71,4 @@ enum gphoto2_funcs
     unix_close_file,
 };
 
-extern unixlib_handle_t gphoto2_handle DECLSPEC_HIDDEN;
-
-#define GPHOTO2_CALL( func, params ) __wine_unix_call( gphoto2_handle, unix_ ## func, params )
+#define GPHOTO2_CALL( func, params ) WINE_UNIX_CALL( unix_ ## func, params )