Only use F_SETSIG fcntl where it exists.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/src/timer/timer_hw.c b/src/timer/timer_hw.c
index e61b994d78bcd458f3d8521c66d020ad7e3f27b4..ddaebd337bbffcbf1a73a3ecb2e6e5de19f5728a 100644 (file)
--- a/src/timer/timer_hw.c
+++ b/src/timer/timer_hw.c
@@ -85,10 +85,12 @@ static int snd_timer_hw_async(snd_timer_t *timer, int sig, pid_t pid)
        }
        if (sig < 0)
                return 0;
+#ifdef F_SETSIG
        if (fcntl(fd, F_SETSIG, (long)sig) < 0) {
                SYSERR("F_SETSIG failed");
                return -errno;
        }
+#endif
        if (fcntl(fd, F_SETOWN, (long)pid) < 0) {
                SYSERR("F_SETOWN failed");
                return -errno;