Hard-code ntservice, motion and signals interface as appropriate

configure.ac

@@ -1167,11 +1167,8 @@ dnl
 dnl Some plugins aren't useful on some platforms
 dnl
 if test "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"; then
-    VLC_ADD_PLUGIN([motion])
     VLC_ADD_PLUGIN([dynamicoverlay])
-    VLC_ADD_PLUGIN([signals])
 elif test "${SYS}" != "mingwce"; then
-    VLC_ADD_PLUGIN([ntservice])
     VLC_ADD_PLUGIN([access_smb])
     VLC_ADD_PLUGIN([dmo])
     VLC_ADD_PLUGIN([msn])

modules/control/Modules.am

@@ -22,3 +22,13 @@ libvlc_LTLIBRARIES += \
 	liboldrc_plugin.la \
 	libgestures_plugin.la \
 	libhotkeys_plugin.la
+if !HAVE_WIN32
+libvlc_LTLIBRARIES += \
+	libsignals_plugin.la \
+	libmotion_plugin.la
+else
+if !HAVE_WINCE
+libvlc_LTLIBRARIES += \
+	libntservice_plugin.la
+endif
+endif