@c module-for-docstring (guile)

@c This one crops up here constantly although it is already
@c in api-data.texi.  Have to investigate somewhen.

@deffn {Scheme Procedure} inf? x
@deffnx {C Function} scm_inf_p (x)
Return @code{#t} if @var{x} is either @samp{+inf.0}
or @samp{-inf.0}, @code{#f} otherwise.
@end deffn