* Source/NSBitmapImageRep+GIF.m (-_bitmapIsGIF:): Prepare for
additional argument to function DGifOpen in newer libgif
versions.



git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@36459 72102866-910b-0410-8b05-ffd578937521