c = getchar(); if (c != EOF && c != '\n') while (getchar() != '\n'); if (c == 'n')
first = c = getchar(); while (c != '\n' && c != EOF) c = getchar(); if (first == 'n')
pw_prompt(){	int c;	(void)printf("re-edit the password file? [y]: ");	(void)fflush(stdout);	c = getchar();	if (c != EOF && c != '\n')		while (getchar() != '\n');	if (c == 'n')		pw_error(NULL, 0, 0);}