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Diffstat (limited to 'coreutils/tty.c')
-rw-r--r--coreutils/tty.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/coreutils/tty.c b/coreutils/tty.c
index c28aa33..d4c179f 100644
--- a/coreutils/tty.c
+++ b/coreutils/tty.c
@@ -10,9 +10,6 @@
/* BB_AUDIT SUSv3 compliant */
/* http://www.opengroup.org/onlinepubs/007904975/utilities/tty.html */
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
#include "busybox.h"
int tty_main(int argc, char **argv);
@@ -31,7 +28,8 @@ int tty_main(int argc, char **argv)
retval = 0;
- if ((s = ttyname(0)) == NULL) {
+ s = ttyname(0);
+ if (s == NULL) {
/* According to SUSv3, ttyname can on fail with EBADF or ENOTTY.
* We know the file descriptor is good, so failure means not a tty. */
s = "not a tty";