34 			  ? (d) - string1 : (d) - (string2 - size1))
339   (size1 && string1 <= (ptr) && (ptr) <= string1 + size1)
993 print_double_string (where, string1, size1, string2, size2)  in print_double_string()  argument
995     const char *string1;
1008 	  for (this_char = where - string1; this_char < size1; this_char++)
1009 	    putchar (string1[this_char]);
1353     DEBUG_PRINT_DOUBLE_STRING (string_place, string1, size1, string2,	\
1429   DEBUG_PRINT_DOUBLE_STRING (str, string1, size1, string2, size2);	\
3673   (((P) >= size1 ? string2 + size2 : string1 + size1))
3677   (((POS) >= size1 ? string2 - size1 : string1) + (POS))
3701 re_search_2 (bufp, string1, size1, string2, size2, startpos, range, regs, stop)  in re_search_2()  argument
3703      const char *string1, *string2;
3782 		 && ((startpos <= size1 ? string1[startpos - 1]
3866       val = re_match_2_internal (bufp, string1, size1, string2, size2,
3951    ? ((regoff_t) ((ptr) - string1))		\
3974 #define AT_STRINGS_BEG(d) ((d) == (size1 ? string1 : string2) || !size2)
4078 re_match_2 (bufp, string1, size1, string2, size2, pos, regs, stop)  in re_match_2()  argument
4080      const char *string1, *string2;
4096   result = re_match_2_internal (bufp, string1, size1, string2, size2,
4109 re_match_2_internal (bufp, string1, size1, string2, size2, pos, regs, stop)  in re_match_2_internal()  argument
4111      const char *string1, *string2;
4300   if (size2 == 0 && string1 != NULL)
4302       string2 = string1;
4304       string1 = 0;
4307   end1 = string1 + size1;
4313       end_match_1 = string1 + stop;
4330       d = string1 + pos;
4342   DEBUG_PRINT_DOUBLE_STRING (d, string1, size1, string2, size2);
4410 		  dend = ((d >= string1 && d <= end1)
4472 				  ? ((regoff_t) (d - string1))
4506 			    ? string1
5397 	      GET_CHAR_BEFORE_2 (c1, d, string1, end1, string2, end2);
5398 	      GET_CHAR_AFTER_2 (c2, d, string1, end1, string2, end2);
5434 	      GET_CHAR_BEFORE_2 (c1, d, string1, end1, string2, end2);
5435 	      GET_CHAR_AFTER_2 (c2, d, string1, end1, string2, end2);
5471 	      GET_CHAR_AFTER_2 (c2, d, string1, end1, string2, end2);
5485 		  GET_CHAR_BEFORE_2 (c1, d, string1, end1, string2, end2);
5515 	      GET_CHAR_BEFORE_2 (c1, d, string1, end1, string2, end2);
5529 		  GET_CHAR_AFTER_2 (c2, d, string1, end1, string2, end2);
5736           if (d >= string1 && d <= end1)