rem: newargv[newargc] = what;
add: newargv[newargc] = strdup(what);
context: static int add_argv(char *what) {	if (what && ((newargc + 1) < sizeof(newargv)/sizeof(char *))) {		newargv[newargc] = what;		newargc++;		return 1;	} else 		return 0;}