426 #define iflag optlist[3]  macro
681 	if (!(rootshell && iflag)) {  in raise_interrupt()
1400 		if (!iflag || g_parsefile->pf_fd > 0)  in ash_vmsg()
3718 			if (iflag || minusc || sflag == 0)  in setsignal()
3734 			if (iflag)  in setsignal()
5264 		if (iflag) { /* why if iflag only? */  in forkchild()
5448 	if (!iflag || job_warning)  in stoppedjobs()
9765 	setinteractive(iflag);  in optschanged()
10044 		iflag = 0;              /* exit on error */  in execcmd()
10392 	if (iflag && funcline == 0 && argc > 0)  in evalcommand()
10770 	if (!iflag || g_parsefile->pf_fd != STDIN_FILENO)  in preadfd()
11397 					iflag = 1;  in options()
13507 		if (iflag && top) {  in cmdloop()
13520 				if (!iflag)  in cmdloop()
14497 	if (iflag == 2 /* no explicit -i given */  in procargs()
14502 		iflag = 1;  in procargs()
14505 		mflag = iflag;  in procargs()
14542 	if (iflag)  in procargs()
14610 		if (e == EXEND || e == EXEXIT || s == 0 || iflag == 0 || shlvl) {  in ash_main()
14660 	if (iflag  in ash_main()