Remove deprecated glib2 function calls g_thread_get_initialized(), g_thread_init() and g_thread_create().

Signed-off-by: gregory guy <gregory-tde@laposte.net>

src/kernel/qthread_unix.cpp

@@ -415,14 +415,15 @@ void TQThread::start(Priority priority)
     // The correct thread_id is set in TQThreadInstance::start using the value of d->args[1]
     d->thread_id = 0;
 
-    // Legacy glib versions require this threading system initialization call
-    if (!GLIB_CHECK_VERSION (2, 32, 0)) {
-      if( ! g_thread_get_initialized () ) {
-        g_thread_init(NULL);
-      }
-    }
+    // glib versions < 2.32.0 requires threading system initialization call
+    #if GLIB_CHECK_VERSION(2, 32, 0)
+        GThread* glib_thread_handle = g_thread_new( NULL, (GThreadFunc)TQThreadInstance::start, d->args );
+    #else
+        if( !g_thread_get_initialized() );
+            g_thread_init(NULL);
+        GThread* glib_thread_handle = g_thread_create((GThreadFunc)TQThreadInstance::start, d->args, false, NULL);
+    #endif
 
-    GThread* glib_thread_handle = g_thread_create((GThreadFunc)TQThreadInstance::start, d->args, false, NULL);
     if (glib_thread_handle) {
 	ret = 0;
     }