diff options
Diffstat (limited to 'userland/libc/unistd/isatty.c')
-rw-r--r-- | userland/libc/unistd/isatty.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/userland/libc/unistd/isatty.c b/userland/libc/unistd/isatty.c index d8b08c3..55cf4e7 100644 --- a/userland/libc/unistd/isatty.c +++ b/userland/libc/unistd/isatty.c @@ -1,11 +1,12 @@ +#include <errno.h> #include <syscall.h> #include <unistd.h> -#include <errno.h> int isatty(int fd) { int rc = syscall(SYS_ISATTY, fd, 0, 0, 0, 0); - if (1 == rc) + if (1 == rc) { return rc; + } errno = -rc; return 0; } |