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mitem_userptr(3X)
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        mitem_userptr - associate application data with a menu item
        #include <menu.h>
       int set_item_userptr(ITEM *item, void *userptr);
       void *item_userptr(const ITEM *item);
       Every  menu  item has a field that can be used to hold application-specific
 data (that is, the menu-driver  code  leaves  it  alone).	 These
       functions get and set that field.
       Except  for  item_userptr  (which returns NULL on error), each function
       returns one of the following:
       E_OK The routine succeeded.
       E_SYSTEM_ERROR    [Toc]    [Back]
	    System error occurred (see errno).
       curses(3X), menu(3X).
       The  header  file  <menu.h>  automatically  includes  the  header  file
       <curses.h>.
       These  routines	emulate the System V menu library.  They were not supported
 on Version 7 or BSD versions.
       The user pointer should be a void pointer.   We	leave  it  as  a  char
       pointer for SVr4 compatibility.
       Juergen Pfeifer.  Manual pages and adaptation for new curses by Eric S.
       Raymond.
							     mitem_userptr(3X)
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