ARGZ, and the total length in LEN. If a memory allocation error occurs,
ENOMEM is returned, otherwise 0. */
error_t
-__argz_create (char *const argv[], char **argz, size_t *len)
+__argz_create (char *argv[], char **argz, size_t *len)
{
int argc;
size_t tlen = 0;
/* Returns a pointer to the value portion of the entry in ENVZ for NAME, or 0
if there is none. */
-const char *
+char *
envz_get (const char *envz, size_t envz_len, const char *name)
{
const char *entry = envz_entry (envz, envz_len, name);