build_collating_symbol (mbcset, sbcset, coll_sym_alloc, name) re_charset_t *mbcset;
build_collating_symbol (sbcset, name) # endif
build_collating_symbol (mbcset, sbcset, coll_sym_alloc, name)     re_charset_t *mbcset;     re_bitset_ptr_t sbcset;     int *coll_sym_alloc;     unsigned char *name;{  if (BE (strlen (name) != 1, 0))    return REG_ECOLLATE;  else    {      bitset_set (sbcset, name[0]);      return REG_NOERROR;    }}