sunos man page for filter

filter(3XCURSES)					  X/Open Curses Library Functions					  filter(3XCURSES)

NAME
       filter - disable use of certain terminal capabilities

SYNOPSIS
       cc [ flag... ] file... -I /usr/xpg4/include -L /usr/xpg4/lib 
       -R /usr/xpg4/lib -lcurses [ library... ]

       c89 [ flag... ] file... -lcurses [ library... ]

       #include <curses.h>

       void filter(void);

DESCRIPTION
       The filter() function changes how X/Open Curses initializes terminal  capabilities that assume the terminal has more than one line. After a
       call to filter(), the initscr(3XCURSES) or newterm(3XCURSES) functions also:

	 o  Disable use of clear, cud, cud1, cup,  cuu1, and vpa.

	 o  Set home string to the value of cr.

	 o  Set lines to 1.

RETURN VALUES
       The filter() function does not return a value.

ERRORS
       None.

ATTRIBUTES
       See attributes(5) for descriptions of the following attributes:

       +-----------------------------+-----------------------------+
       |      ATTRIBUTE TYPE	     |	    ATTRIBUTE VALUE	   |
       +-----------------------------+-----------------------------+
       |Interface Stability	     |Standard			   |
       +-----------------------------+-----------------------------+
       |MT-Level		     |Unsafe			   |
       +-----------------------------+-----------------------------+

SEE ALSO
       initscr(3XCURSES), libcurses(3XCURSES), newterm(3XCURSES), attributes(5), standards(5)

SunOS 5.10							    5 Jun 2002							  filter(3XCURSES)