ar_get_head
extern char **ar_get_head __P((int list_handle));
if ((array = ar_get_head(list_handle)) == NULL)
old_list_pointer = ar_get_head(list_handle);
new_list_pointer = ar_get_head(list_handle);
if ((fs_tab = (struct fstable **)ar_get_head(fs_list)) == NULL) {
extlist = (struct cfextra **)ar_get_head(xspace);
eptlist = (struct cfent **)ar_get_head(space);
(*listp) = (struct cl_attr **)ar_get_head(cl_handle);
list = (struct cl_attr **)ar_get_head(cl_handle);