--- a/src/java.desktop/unix/native/libawt_xawt/xawt/awt_Taskbar.c	Fri Mar 02 19:10:12 2018 +0100
+++ b/src/java.desktop/unix/native/libawt_xawt/xawt/awt_Taskbar.c	Sat Mar 03 08:21:47 2018 +0100
@@ -60,7 +60,7 @@
     return result;
 }
 
-static gboolean unity_load() {
+static gboolean unity_load(void) {
     unity_libhandle = dlopen(UNITY_LIB_VERSIONED, RTLD_LAZY | RTLD_LOCAL);
     if (unity_libhandle == NULL) {
         unity_libhandle = dlopen(UNITY_LIB, RTLD_LAZY | RTLD_LOCAL);