#
# magic.gif: Magic for gif images
#
0	string		GIF		GIF picture
>3	string		87a		- version %s
>3	string		89a		- version %s
>6	short		>0		%d x
>8	short		>0		%d,
>10	byte		&0x40		interlaced,
>10	byte&0x07	=0x00		2 colors
>10	byte&0x07	=0x01		4 colors
>10	byte&0x07	=0x02		8 colors
>10	byte&0x07	=0x03		16 colors
>10	byte&0x07	=0x04		32 colors
>10	byte&0x07	=0x05		64 colors
>10	byte&0x07	=0x06		128 colors
>10	byte&0x07	=0x07		256 colors
