RECC_ALPHA       1561 src/regex-emacs.c     if (!memcmp (beg, "alpha", 5))     return RECC_ALPHA;
RECC_ALPHA       1597 src/regex-emacs.c     case RECC_ALPHA: return ISALPHA (ch) != 0;
RECC_ALPHA       1628 src/regex-emacs.c     case RECC_ALPHA: return BIT_ALPHA;