kconfig: set title bar in xconfig

Put kernel version info on title bar in xconfig (qconf) instead of
defaulting to "qconf".

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
diff --git a/scripts/kconfig/qconf.cc b/scripts/kconfig/qconf.cc
index e4eeb59..b9bb32d 100644
--- a/scripts/kconfig/qconf.cc
+++ b/scripts/kconfig/qconf.cc
@@ -1274,8 +1274,12 @@
 	QMenuBar* menu;
 	bool ok;
 	int x, y, width, height;
+	char title[256];
 
 	QWidget *d = configApp->desktop();
+	snprintf(title, sizeof(title), _("Linux Kernel v%s Configuration"),
+		getenv("KERNELVERSION"));
+	setCaption(title);
 
 	width = configSettings->readNumEntry("/window width", d->width() - 64);
 	height = configSettings->readNumEntry("/window height", d->height() - 64);