--- mate-power-manager-1.18.1/src/gpm-prefs-core.c.1	2018-01-11 12:52:15.525991619 +0000
+++ mate-power-manager-1.18.1/src/gpm-prefs-core.c	2018-01-11 12:53:15.951251346 +0000
@@ -800,7 +800,11 @@
 		prefs->priv->has_button_lid = up_client_get_lid_is_present (prefs->priv->client);
 	}
 
+#if defined(__sun) && defined(__SVR4)
+	prefs->priv->has_button_suspend = FALSE;
+#else
 	prefs->priv->has_button_suspend = TRUE;
+#endif
 
 	/* find if we have brightness hardware */
 	brightness = gpm_brightness_new ();