@c ----------------------------------------------------------------------
@node sigaction, signal
@heading @code{sigaction}

@subheading Description

This function is provided only to assist in porting from Unix.  It
always returns an error condition. 

@c ----------------------------------------------------------------------
@node sigaddset, signal
@heading @code{sigaddset}

@subheading Description

This function is provided only to assist in porting from Unix.  It
always returns an error condition. 

@c ----------------------------------------------------------------------
@node sigdelset, signal
@heading @code{sigdelset}

@subheading Description

This function is provided only to assist in porting from Unix.  It
always returns an error condition. 

@c ----------------------------------------------------------------------
@node sigemptyset, signal
@heading @code{sigemptyset}

@subheading Description

This function is provided only to assist in porting from Unix.  It
always returns an error condition. 

@c ----------------------------------------------------------------------
@node sigfillset, signal
@heading @code{sigfillset}

@subheading Description

This function is provided only to assist in porting from Unix.  It
always returns an error condition. 

@c ----------------------------------------------------------------------
@node sigismember, signal
@heading @code{sigismember}

@subheading Description

This function is provided only to assist in porting from Unix.  It
always returns an error condition. 

@c ----------------------------------------------------------------------
@node signal, signal
@heading @code{signal}

@subheading Description

This function is provided only to assist in porting from Unix.  It
always returns an error condition. 

@c ----------------------------------------------------------------------
@node sigsetmask, signal
@heading @code{sigsetmask}

@subheading Description

This function is provided only to assist in porting from Unix.  It
always returns an error condition. 

