OP_DUP_QUESTION  1906 lib/regcomp.c  	    token->type = OP_DUP_QUESTION;
OP_DUP_QUESTION  1952 lib/regcomp.c  	token->type = OP_DUP_QUESTION;
OP_DUP_QUESTION  2291 lib/regcomp.c      case OP_DUP_QUESTION:
OP_DUP_QUESTION  2413 lib/regcomp.c  	 || token->type == OP_DUP_QUESTION || token->type == OP_OPEN_DUP_NUM)
OP_DUP_QUESTION  2538 lib/regcomp.c        end = (token->type == OP_DUP_QUESTION) ? 1 : REG_MISSING;