env_lst
static struct env_lst *env_find(const char *var);
struct env_lst *next; /* pointer to next structure */
struct env_lst *prev; /* pointer to previous structure */
struct env_lst envlisthead;
static struct env_lst *
struct env_lst *ep;
struct env_lst *ep;
struct env_lst *
struct env_lst *ep;
if ((ep = malloc(sizeof(struct env_lst))) == NULL)
struct env_lst *ep;
struct env_lst *ep;
struct env_lst *ep;
struct env_lst *ep;
struct env_lst *ep;
static struct env_lst *nep = NULL;
struct env_lst *ep;
struct env_lst *env_define (const char *, const char *);