- (string (required-argument) :type simple-string)
- (start (required-argument) :type (and unsigned-byte fixnum))
- (end (required-argument) :type (and unsigned-byte fixnum))
- (character (required-argument) :type base-char)
+ (string (missing-arg) :type simple-string)
+ (start (missing-arg) :type (and unsigned-byte fixnum))
+ (end (missing-arg) :type (and unsigned-byte fixnum))
+ (character (missing-arg) :type base-char)