STRING-ZEROLENGTH(1)        General Commands Manual       STRING-ZEROLENGTH(1)

NNAAMMEE
       string-zerolength - handling of zero-length user-defined strings

DDEESSCCRRIIPPTTIIOONN
       use zero-length string: xx x

       use zero-length macro: xx x

OpenBSD                        December 19, 2010          STRING-ZEROLENGTH(1)