int main(int argc, char *argv[])
{
NSWindow *mainwin;
MainView *mainview;
NSRect scr_frame;
unsigned int style_mask;

NSAutoreleasePool *pool =[[NSAutoreleasePool alloc] init];

[NSApplication sharedApplication];

scr_frame=[[NSScreen mainScreen] visibleFrame];
style_mask=NSClosableWindowMask|NSMiniaturizableWi ndowMask|
NSResizableWindowMask|NSTitledWindowMask;
#ifdef GNUSTEP
scr_frame=[NSWindow frameRectForScreenRect:scr_frame styleMask:style_mask];
#endif
scr_frame=[NSWindow contentRectForFrameRect:scr_frame
styleMask:style_mask];

mainwin=[[NSWindow alloc]
initWithContentRect:scr_frame
styleMask:style_mask
backing:NSBackingStoreBuffered
defer:NO];
[mainwin makeKeyAndOrderFront:nil];
[mainwin setTitle:@"Visible screen window"];

mainview=[[MainView alloc] initWithFrame:scr_frame];
[mainwin setContentView:mainview];

[mainwin setReleasedWhenClosed:YES];

[pool release];
[NSApp run];
return 0;
}