+ ,@(if (featurep 'gutter)
+ '(("Gutter Appearance"
+ ["Visible"
+ (customize-set-variable 'gutter-visible-p
+ (not gutter-visible-p))
+ :style toggle
+ :selected gutter-visible-p]
+ ("Default Location"
+ ["Top"
+ (customize-set-variable 'default-gutter-position 'top)
+ :style radio
+ :selected (eq default-gutter-position 'top)]
+ ["Bottom"
+ (customize-set-variable 'default-gutter-position 'bottom)
+ :style radio
+ :selected (eq default-gutter-position 'bottom)]
+ ["Left"
+ (customize-set-variable 'default-gutter-position 'left)
+ :style radio
+ :selected (eq default-gutter-position 'left)]
+ ["Right"
+ (customize-set-variable 'default-gutter-position 'right)
+ :style radio
+ :selected (eq default-gutter-position 'right)]
+ )
+ )))