On a PC, if you have a circle, for example, and you lock the transparent pixels and press alt+del, the circle changes to the foreground color.  This doesn't seem to work for me on my new mac.  I am holding alt and pressing delete.  Is there a different shortcut for this on a mac?
	
		
			
		
		
	
				
			 
 
		 
 
		 
 
		
