@c A simple macro for optional variables.
@macro ovar{varname}
@r{[}@var{\varname\}@r{]}
@end macro

@macro DDD {}
@acronym{DDD}
@end macro

@macro BASH {}
@acronym{@value{BASH}}
@end macro

@macro DBG {}
@value{DBG}
@end macro

@set libdir @prefix@/lib
@set bindir @prefix@/bin

