Win32 port: make aout_sdl and vout_sdl compile for win32

configure.ac

@@ -352,7 +352,7 @@ case "${host_os}" in
         VLC_ADD_LIBS([libvlccore],[-lws2_32 -lnetapi32 -lwinmm])
         VLC_ADD_LDFLAGS([vlc],[-mwindows])
         VLC_ADD_LIBS([activex mozilla],[-lgdi32])
-        VLC_ADD_LIBS([cdda vcdx cddax sdl_image],[-lwinmm])
+        VLC_ADD_LIBS([cdda vcdx cddax sdl_image aout_sdl vout_sdl],[-lwinmm])
         VLC_ADD_LIBS([access_http access_mms access_udp access_tcp access_ftp access_rtmp access_output_udp access_output_shout access_output_rtmp sap slp http stream_out_standard stream_out_rtp stream_out_raop vod_rtsp access_realrtsp rtp telnet rc netsync gnutls growl_udp flac ts audioscrobbler lua remoteosd zvbi],[-lws2_32])
         VLC_ADD_LIBS([access_file], [-lshlwapi])
     fi
@@ -3646,7 +3646,7 @@ then
   if test "${SDL_CONFIG}" != "no"
   then
     # SDL on Darwin is heavily patched and can only run SDL_image
-    if test "${SYS}" != "darwin" -a "${SYS}" != "mingw32"; then
+    if test "${SYS}" != "darwin"; then
       VLC_ADD_PLUGIN([vout_sdl])
       VLC_ADD_PLUGIN([aout_sdl])
     fi