ISLOWER          1602 src/regex-emacs.c     case RECC_LOWER: return ISLOWER (ch) != 0;
ISLOWER          3626 src/regex-emacs.c 	   (ISUPPER (corig) || (!NILP (canon_table) && ISLOWER (corig)))) ||
ISLOWER          3628 src/regex-emacs.c 	   (ISLOWER (corig) || (!NILP (canon_table) && ISUPPER (corig)))) ||
ISLOWER          5325 test/manual/etags/c-src/etags.c   if (ISLOWER (s[pos]) || (s[pos] == '_'))