extend_strngtab
int extend_strngtab(unsigned int size);
if (!extend_strngtab(AVG_PATH_LEN * hsize)) {
if (!extend_strngtab(STRNGTAB_INCR)) {
int extend_strngtab(unsigned int size);
if (!extend_strngtab(AVG_PATH_LEN * hsize)) {
if (!extend_strngtab(STRNGTAB_INCR)) {