netapi32: Use the Unix call helpers.

dlls/netapi32/netapi32.c

@@ -55,9 +55,7 @@ WINE_DEFAULT_DEBUG_CHANNEL(netapi32);
 
 DEFINE_GUID(GUID_NULL,0,0,0,0,0,0,0,0,0,0,0);
 
-static unixlib_handle_t samba_handle;
-
-#define SAMBA_CALL(func, args) __wine_unix_call( samba_handle, unix_ ## func, args )
+#define SAMBA_CALL(func, args) WINE_UNIX_CALL( unix_ ## func, args )
 
 static INIT_ONCE init_once = INIT_ONCE_STATIC_INIT;
 
@@ -69,7 +67,7 @@ static BOOL WINAPI load_samba( INIT_ONCE *once, void *param, void **context )
 
 static BOOL samba_init(void)
 {
-    return samba_handle && InitOnceExecuteOnce( &init_once, load_samba, NULL, NULL );
+    return __wine_unixlib_handle && InitOnceExecuteOnce( &init_once, load_samba, NULL, NULL );
 }
 
 /************************************************************
@@ -96,8 +94,7 @@ BOOL WINAPI DllMain (HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
 
     switch (fdwReason) {
         case DLL_PROCESS_ATTACH:
-            NtQueryVirtualMemory( GetCurrentProcess(), hinstDLL, MemoryWineUnixFuncs,
-                                  &samba_handle, sizeof(samba_handle), NULL );
+            __wine_init_unix_call();
             DisableThreadLibraryCalls(hinstDLL);
             NetBIOSInit();
             NetBTInit();