16 FILE* FAST_FUNC fopen_or_warn_stdin(const char *filename)  in fopen_or_warn_stdin()  argument
20 	if (filename != bb_msg_standard_input  in fopen_or_warn_stdin()
21 	 && NOT_LONE_DASH(filename)  in fopen_or_warn_stdin()
23 		fp = fopen_or_warn(filename, "r");  in fopen_or_warn_stdin()
28 FILE* FAST_FUNC xfopen_stdin(const char *filename)  in xfopen_stdin()  argument
30 	FILE *fp = fopen_or_warn_stdin(filename);  in xfopen_stdin()
36 int FAST_FUNC open_or_warn_stdin(const char *filename)  in open_or_warn_stdin()  argument
40 	if (filename != bb_msg_standard_input  in open_or_warn_stdin()
41 	 && NOT_LONE_DASH(filename)  in open_or_warn_stdin()
43 		fd = open_or_warn(filename, O_RDONLY);  in open_or_warn_stdin()
49 int FAST_FUNC xopen_stdin(const char *filename)  in xopen_stdin()  argument
51 	int fd = open_or_warn_stdin(filename);  in xopen_stdin()