Name       : string ADD_SPACE_TO_ADVERB(string s)

Defined in : /sys/adverbs.h

Description: This macro return either the adverb with a preceding space or
             an empty string if the adverb was the special adverb
             BLANK_ADVERB that the player used to tell that he does not want
             to use an adverb.

See also   : BLANK_ADVERB
