ultrix man page for has_il

has_il(3cur)															      has_il(3cur)

Name
       has_il - determine whether insert/delete line is available

Syntax
       #include <cursesX.h>

       bool has_il()

Description
       This  function  will  return the value if the terminal has insert- and delete-line capabilities, or if it can simulate them using scrolling
       regions.  This function might be used to check if it would be appropriate to turn on physical scrolling using the routine.

       The routines and are always available in the library if the terminal does not have the required facilities.

Return Values
       This function returns TRUE if the terminal has insert line and delete line capabilities, or can simulate them using scrolling regions, oth-
       erwise it returns FALSE.

See Also
       deleteln(3cur), insertln(3cur), scrollok(3cur)

																      has_il(3cur)