NAME form_userptr - associate application data with a form item CONTENTS Synopsis Description Return Value See Also Notes Portability Authors SYNOPSIS #include <form.h> int set_form_userptr(FORM *form, void *userptr); void* form_userptr(const FORM *form); DESCRIPTION Every form and every form item has a field that can be used to hold application-specific data (that is, the form-driver code leaves it alone). These functions get and set the form user pointer field. RETURN VALUE The function form_userptr returns NULL on error. The function set_form_userptr returns one of the following:
